USMLE United States Medical Licensing Exam
(USMLE) Steps 1, Step 2 CK, & Step 3
ID14168
,USMLE United States Medical Licensing Exam (USMLE) Steps 1, Step 2 CK, & Step 3
1. A patient develops a new symptom soon after a medication change. With respect 10. A patient develops an unexpected problem immediately after a procedure. Which
to Evidence-based treatment planning, pharmacologic and nonpharmacologic action is most likely to prevent recurrence of a problem involving complication
management, what is the best FIRST action? management?
A. Add another drug solely to treat an adverse effect before confirming its cause. A. Stop and reassess when a new contraindication or complication changes the
B. Use patient-specific dosing and monitoring rather than applying a standard dose risk-benefit balance, then confirm that the corrective action is effective before
without checking risk factors. closure.
C. Stop every medication simultaneously without prioritizing risk. B. Repeat the procedure immediately before assessing the complication.
D. Ignore an interaction because each medicine is acceptable when used alone. C. Proceed because the procedure was already scheduled.
Correct Answer: B D. Substitute technical feasibility for a documented clinical indication.
Explanation: The selected action best supports safe, compliant, and technically sound Correct Answer: A
performance because it addresses Evidence-based treatment planning, pharmacologic and Explanation: A defensible professional decision should be based on current evidence and
nonpharmacologic management using observable evidence rather than convenience. applicable criteria. The other choices rely on assumption, remove safeguards, or change
conditions before the cause is understood.
2. An urgent presentation requires prioritization before definitive diagnosis.
Which evidence is most important when evaluating Evidence-based treatment 11. Rehabilitation progress plateaus after initial improvement. Which sequence is
planning? most appropriate when carrying out Chronic disease management, surveillance and
A. Delay stabilization until a complete diagnostic workup has been finished. longitudinal follow-up?
B. Select therapy without reviewing allergies, interactions or organ function. A. Define measurable follow-up criteria and escalate when the trajectory crosses a
C. Withhold escalation despite objective evidence of deterioration. clinically meaningful threshold, then verify the resulting state before moving to the
D. Review trend in vital signs, symptoms and relevant laboratory data and compare the next step.
findings with the applicable criteria. B. Schedule follow-up without defining what outcome will trigger action.
Correct Answer: D C. Continue an ineffective plan indefinitely because it was once appropriate.
Explanation: A defensible professional decision should be based on current evidence and D. Change the entire regimen after one isolated data point.
applicable criteria. The other choices rely on assumption, remove safeguards, or change Correct Answer: A
conditions before the cause is understood. Explanation: This is the most appropriate option because it connects the observed
condition to the governing requirement and leaves a record of why the decision was made.
3. A patient develops a new symptom soon after a medication change. Which
response best controls the primary risk associated with nonpharmacologic 12. Follow-up data show gradual decline rather than an acute emergency; blood
management? pressure is 86/54 mmHg. Which choice demonstrates the strongest control of
A. Stop every medication simultaneously without prioritizing risk. Chronic disease management?
B. Use patient-specific dosing and monitoring rather than applying a standard dose A. Compare the current status with baseline and treatment goals, assess adherence and
without checking risk factors. complications, then adjust the plan based on the trend.
C. Add another drug solely to treat an adverse effect before confirming its cause. B. Change the entire regimen after one isolated data point.
D. Continue the original dose without reviewing the new organ-function data. C. Ignore functional decline if one laboratory value remains normal.
Correct Answer: B D. Continue an ineffective plan indefinitely because it was once appropriate.
Explanation: This is the most appropriate option because it connects the observed Correct Answer: A
condition to the governing requirement and leaves a record of why the decision was made. Explanation: The correct choice follows a verify-act-confirm sequence. That is more
reliable than bypassing controls or making multiple uncontrolled changes.
4. A new presentation includes signs of immediate physiologic compromise; heart
rate rises to 132/min. Before proceeding with work involving Acute stabilization, 13. A patient remains symptomatic despite an established long-term plan. What is
emergency recognition and escalation of care, what should be verified? required before accepting the result related to longitudinal follow-up?
A. Delay treatment until every diagnostic possibility has been excluded. A. Review change from baseline and whether the finding alters prognosis or management
B. Send the patient for a nonurgent test before stabilizing circulation. and compare the findings with the applicable criteria.
C. Review airway/breathing/circulation status, vital signs, mental status and B. Continue an ineffective plan indefinitely because it was once appropriate.
immediate reversible threats and compare the findings with the applicable criteria. C. Schedule follow-up without defining what outcome will trigger action.
D. Complete the routine history before responding to objective instability. D. Ignore functional decline if one laboratory value remains normal.
Correct Answer: C Correct Answer: A
Explanation: The correct choice follows a verify-act-confirm sequence. That is more Explanation: The strongest exam-style response is the one that controls immediate risk,
reliable than bypassing controls or making multiple uncontrolled changes. checks the relevant condition, and then acts within the defined requirements for
longitudinal follow-up.
5. A patient becomes acutely unstable during evaluation. Which troubleshooting
approach is most appropriate for Acute stabilization? 14. A patient is eligible for risk-reduction counseling but has no current
A. Stabilize the time-critical problem before pursuing lower-priority diagnostic symptoms. Under these conditions, when should the issue involving Prevention,
detail. screening, counseling and risk-factor modification be escalated?
B. Complete the routine history before responding to objective instability. A. Match screening or prevention to the patient-specific risk profile and
C. Wait for spontaneous improvement despite worsening vital signs. evidence-based interval, then use shared decision-making where appropriate.
D. Send the patient for a nonurgent test before stabilizing circulation. B. Withhold preventive counseling until disease is diagnosed.
Correct Answer: A C. Order the same screening panel for every patient regardless of risk.
Explanation: The strongest exam-style response is the one that controls immediate risk, D. Ignore contraindications because preventive interventions are always low risk.
checks the relevant condition, and then acts within the defined requirements for Acute Correct Answer: A
stabilization. Explanation: The correct response protects the integrity of the process: establish the
facts, apply the appropriate control, and verify the result before closure.
6. A post-procedure patient develops rapidly worsening vital signs. Which action
best supports a defensible decision about emergency recognition? 15. A patient asks whether a preventive intervention is appropriate. Which
A. Address airway, breathing and circulation threats first, obtain immediate vital comparison is most useful for interpreting risk-factor modification?
data and escalate care while the focused diagnostic work proceeds. A. Ignore contraindications because preventive interventions are always low risk.
B. Send the patient for a nonurgent test before stabilizing circulation. B. Review the patient-specific eligibility criteria and recommended interval and
C. Delay treatment until every diagnostic possibility has been excluded. compare the findings with the applicable criteria.
D. Wait for spontaneous improvement despite worsening vital signs. C. Repeat screening sooner solely because the previous result was normal.
Correct Answer: A D. Order the same screening panel for every patient regardless of risk.
Explanation: The correct response protects the integrity of the process: establish the Correct Answer: B
facts, apply the appropriate control, and verify the result before closure. Explanation: This approach preserves control of the situation while producing evidence
that can confirm whether the action actually corrected the issue involving risk-factor
7. A post-procedure patient develops rapidly worsening vital signs. A change modification.
affecting escalation of care is being considered. How should it be handled?
A. Stabilize the time-critical problem before pursuing lower-priority diagnostic 16. A care team is deciding whether escalation is required; blood pressure is
detail. 86/54 mmHg. Which action best distinguishes the underlying cause from a symptom
B. Wait for spontaneous improvement despite worsening vital signs. in Special populations, comorbidities and age-specific considerations?
C. Complete the routine history before responding to objective instability. A. Withhold escalation despite objective evidence of deterioration.
D. Delay treatment until every diagnostic possibility has been excluded. B. Delay stabilization until a complete diagnostic workup has been finished.
Correct Answer: A C. Verify indications and contraindications before initiating or changing treatment,
Explanation: This approach preserves control of the situation while producing evidence then confirm that the corrective action is effective before closure.
that can confirm whether the action actually corrected the issue involving escalation of D. Select therapy without reviewing allergies, interactions or organ function.
care. Correct Answer: C
Explanation: This answer uses verified evidence before action, which reduces the chance
8. The indication for an invasive intervention is uncertain; temperature reaches
of masking the real problem and supports a traceable decision about Special populations,
39.4 C. The abnormal condition directly affects Procedural indications, comorbidities and age-specific considerations.
contraindications, technique and complication management. What is the most
appropriate response? 17. A care team is deciding whether escalation is required. Which response is
A. Proceed because the procedure was already scheduled. most consistent with the professional or compliance requirements governing
B. Repeat the procedure immediately before assessing the complication. Special populations?
C. Confirm the indication, contraindications, consent and required preparation before A. Treat an isolated test result without reconciling it with the clinical picture.
proceeding, then monitor for recognized complications. B. Change several therapies simultaneously without defining the treatment goal.
D. Ignore a new contraindication if the technical steps are straightforward. C. Ignore a new contraindication because the treatment was already planned.
Correct Answer: C D. Document the assessment, rationale and follow-up plan while communicating key
Explanation: This answer uses verified evidence before action, which reduces the chance risks.
of masking the real problem and supports a traceable decision about Procedural Correct Answer: D
indications, contraindications, technique and complication management. Explanation: The selected action best supports safe, compliant, and technically sound
performance because it addresses Special populations using observable evidence rather
9. A procedure is technically possible but a contraindication may be present. than convenience.
Which documentation approach best supports traceability for Procedural
indications? 18. A patient deteriorates shortly after a procedure. Which handoff practice best
A. Ignore a new contraindication if the technical steps are straightforward. reduces error risk for age-specific considerations?
B. Substitute technical feasibility for a documented clinical indication. A. Select therapy without reviewing allergies, interactions or organ function.
C. Record the observed condition, supporting evidence, decision and responsible B. Record the observed condition, supporting evidence, decision and responsible
follow-up; communicate any unresolved risk to the next responsible person. follow-up; communicate any unresolved risk to the next responsible person.
D. Repeat the procedure immediately before assessing the complication. C. Withhold escalation despite objective evidence of deterioration.
Correct Answer: C D. Delay stabilization until a complete diagnostic workup has been finished.
Explanation: The selected action best supports safe, compliant, and technically sound Correct Answer: B
performance because it addresses Procedural indications using observable evidence rather Explanation: A defensible professional decision should be based on current evidence and
than convenience. applicable criteria. The other choices rely on assumption, remove safeguards, or change
conditions before the cause is understood.
1
,USMLE United States Medical Licensing Exam (USMLE) Steps 1, Step 2 CK, & Step 3
19. A patient with decision-making capacity refuses a recommended intervention. 28. Initial testing is nondiagnostic but the pretest probability remains
Which decision about Ethics, consent, communication, multidisciplinary significant; SpO2 falls to 88%. The abnormal condition directly affects Clinical
coordination and patient safety is best supported by the available evidence? presentation. What is the most appropriate response?
A. Alter the record without documenting the correction. A. Order every available test regardless of likelihood or consequence.
B. Protect confidentiality and disclose only through an authorized or legally B. Repeat low-value testing instead of reassessing the differential.
permitted pathway. C. Build a focused differential from history and examination, then choose testing that
C. Disclose confidential information because the requester is a relative. can meaningfully change management.
D. Obtain consent after the procedure so the schedule is not delayed. D. Treat a single abnormal result as definitive while ignoring contradictory findings.
Correct Answer: B Correct Answer: C
Explanation: This is the most appropriate option because it connects the observed Explanation: The correct choice follows a verify-act-confirm sequence. That is more
condition to the governing requirement and leaves a record of why the decision was made. reliable than bypassing controls or making multiple uncontrolled changes.
20. A follow-up visit identifies worsening function despite treatment; SpO2 falls 29. A test result conflicts with the overall clinical picture. Which
to 88%. Which review step adds the most value before closing work involving documentation approach best supports traceability for history taking?
multidisciplinary coordination? A. Treat a single abnormal result as definitive while ignoring contradictory findings.
A. Delay stabilization until a complete diagnostic workup has been finished. B. Exclude a serious diagnosis solely because one screening result is normal.
B. Verify indications and contraindications before initiating or changing treatment, C. Repeat low-value testing instead of reassessing the differential.
then confirm that the corrective action is effective before closure. D. Record the observed condition, supporting evidence, decision and responsible
C. Select therapy without reviewing allergies, interactions or organ function. follow-up; communicate any unresolved risk to the next responsible person.
D. Withhold escalation despite objective evidence of deterioration. Correct Answer: D
Correct Answer: B Explanation: The strongest exam-style response is the one that controls immediate risk,
Explanation: The correct choice follows a verify-act-confirm sequence. That is more checks the relevant condition, and then acts within the defined requirements for history
reliable than bypassing controls or making multiple uncontrolled changes. taking.
21. A preventable infection risk is identified before a procedure. With respect 30. A test result conflicts with the overall clinical picture. Which action is
to patient safety, what is the best FIRST action? most likely to prevent recurrence of a problem involving focused physical
A. Hide the near miss because no harm occurred. examination?
B. Replace documentation with informal verbal communication. A. Repeat low-value testing instead of reassessing the differential.
C. Close the issue once the immediate patient leaves the unit. B. Order every available test regardless of likelihood or consequence.
D. Use a structured handoff that communicates current status, pending issues, risks C. Exclude a serious diagnosis solely because one screening result is normal.
and required follow-up. D. Interpret the test in the context of pretest probability and reconcile discordant
Correct Answer: D findings before concluding, then confirm that the corrective action is effective
Explanation: The strongest exam-style response is the one that controls immediate risk, before closure.
checks the relevant condition, and then acts within the defined requirements for patient Correct Answer: D
safety. Explanation: The correct response protects the integrity of the process: establish the
facts, apply the appropriate control, and verify the result before closure.
22. A handoff omits information needed for safe follow-up. Which evidence is most
important when evaluating Quality improvement, documentation and interpretation 31. Renal or hepatic function changes while a patient is receiving therapy. Which
of clinical evidence? sequence is most appropriate when carrying out Evidence-based treatment planning,
A. Close the issue once the immediate patient leaves the unit. pharmacologic and nonpharmacologic management?
B. Focus only on blaming the individual involved. A. Stop every medication simultaneously without prioritizing risk.
C. Replace documentation with informal verbal communication. B. Add another drug solely to treat an adverse effect before confirming its cause.
D. Review event timeline, contributing factors, process controls and evidence of C. Continue the original dose without reviewing the new organ-function data.
corrective-action effectiveness and compare the findings with the applicable criteria. D. Use patient-specific dosing and monitoring rather than applying a standard dose
Correct Answer: D without checking risk factors, then verify the resulting state before moving to the
Explanation: The correct response protects the integrity of the process: establish the next step.
facts, apply the appropriate control, and verify the result before closure. Correct Answer: D
Explanation: This approach preserves control of the situation while producing evidence
23. A preventable infection risk is identified before a procedure. Which response that can confirm whether the action actually corrected the issue involving
best controls the primary risk associated with Quality improvement? Evidence-based treatment planning, pharmacologic and nonpharmacologic management.
A. Use a structured handoff that communicates current status, pending issues, risks
and required follow-up. 32. An urgent presentation requires prioritization before definitive diagnosis;
B. Replace documentation with informal verbal communication. temperature reaches 39.4 C. Which choice demonstrates the strongest control of
C. Hide the near miss because no harm occurred. Evidence-based treatment planning?
D. Focus only on blaming the individual involved. A. Reconcile medications and patient-specific risks before selecting therapy.
Correct Answer: A B. Delay stabilization until a complete diagnostic workup has been finished.
Explanation: This approach preserves control of the situation while producing evidence C. Select therapy without reviewing allergies, interactions or organ function.
that can confirm whether the action actually corrected the issue involving Quality D. Withhold escalation despite objective evidence of deterioration.
improvement. Correct Answer: A
Explanation: This answer uses verified evidence before action, which reduces the chance
24. A follow-up visit identifies worsening function despite treatment; SpO2 falls
of masking the real problem and supports a traceable decision about Evidence-based
to 88%. Before proceeding with work involving interpretation of clinical treatment planning.
evidence, what should be verified?
A. Select therapy without reviewing allergies, interactions or organ function. 33. Renal or hepatic function changes while a patient is receiving therapy. What
B. Withhold escalation despite objective evidence of deterioration. is required before accepting the result related to nonpharmacologic management?
C. Delay stabilization until a complete diagnostic workup has been finished. A. Review dose, timing, therapeutic response and adverse-effect trend and compare the
D. Review focused history, examination findings and red-flag features and compare the findings with the applicable criteria.
findings with the applicable criteria. B. Add another drug solely to treat an adverse effect before confirming its cause.
Correct Answer: D C. Stop every medication simultaneously without prioritizing risk.
Explanation: This answer uses verified evidence before action, which reduces the chance D. Ignore an interaction because each medicine is acceptable when used alone.
of masking the real problem and supports a traceable decision about interpretation of Correct Answer: A
clinical evidence. Explanation: The selected action best supports safe, compliant, and technically sound
performance because it addresses nonpharmacologic management using observable evidence
25. A patient develops a new symptom during evaluation. Which troubleshooting rather than convenience.
approach is most appropriate for Specialty-specific anatomy, physiology and
pathophysiology? 34. A patient deteriorates before the definitive diagnosis is known. Under these
A. Ignore a new contraindication because the treatment was already planned. conditions, when should the issue involving Acute stabilization, emergency
B. Treat an isolated test result without reconciling it with the clinical picture. recognition and escalation of care be escalated?
C. Change several therapies simultaneously without defining the treatment goal. A. Send the patient for a nonurgent test before stabilizing circulation.
D. Document the assessment, rationale and follow-up plan while communicating key B. Delay treatment until every diagnostic possibility has been excluded.
risks. C. Wait for spontaneous improvement despite worsening vital signs.
Correct Answer: D D. Address airway, breathing and circulation threats first, obtain immediate vital
Explanation: The selected action best supports safe, compliant, and technically sound data and escalate care while the focused diagnostic work proceeds.
performance because it addresses Specialty-specific anatomy, physiology and Correct Answer: D
pathophysiology using observable evidence rather than convenience. Explanation: A defensible professional decision should be based on current evidence and
applicable criteria. The other choices rely on assumption, remove safeguards, or change
26. A medication review reveals a possible interaction. Which action best conditions before the cause is understood.
supports a defensible decision about Specialty-specific anatomy?
A. Delay stabilization until a complete diagnostic workup has been finished. 35. A post-procedure patient develops rapidly worsening vital signs. Which
B. Select therapy without reviewing allergies, interactions or organ function. comparison is most useful for interpreting Acute stabilization?
C. Reconcile medications and patient-specific risks before selecting therapy. A. Wait for spontaneous improvement despite worsening vital signs.
D. Withhold escalation despite objective evidence of deterioration. B. Complete the routine history before responding to objective instability.
Correct Answer: C C. Review trend in vital signs and evidence of end-organ compromise and compare the
Explanation: A defensible professional decision should be based on current evidence and findings with the applicable criteria.
applicable criteria. The other choices rely on assumption, remove safeguards, or change D. Delay treatment until every diagnostic possibility has been excluded.
conditions before the cause is understood. Correct Answer: C
Explanation: This is the most appropriate option because it connects the observed
27. History and examination suggest more than one plausible diagnosis. A change condition to the governing requirement and leaves a record of why the decision was made.
affecting Clinical presentation, history taking and focused physical examination
is being considered. How should it be handled? 36. A patient becomes acutely unstable during evaluation; SpO2 falls to 88%.
A. Exclude a serious diagnosis solely because one screening result is normal. Which action best distinguishes the underlying cause from a symptom in emergency
B. Treat a single abnormal result as definitive while ignoring contradictory findings. recognition?
C. Interpret the test in the context of pretest probability and reconcile discordant A. Delay treatment until every diagnostic possibility has been excluded.
findings before concluding. B. Stabilize the time-critical problem before pursuing lower-priority diagnostic
D. Order every available test regardless of likelihood or consequence. detail, then confirm that the corrective action is effective before closure.
Correct Answer: C C. Send the patient for a nonurgent test before stabilizing circulation.
Explanation: This is the most appropriate option because it connects the observed D. Complete the routine history before responding to objective instability.
condition to the governing requirement and leaves a record of why the decision was made. Correct Answer: B
Explanation: The correct choice follows a verify-act-confirm sequence. That is more
reliable than bypassing controls or making multiple uncontrolled changes.
2
, USMLE United States Medical Licensing Exam (USMLE) Steps 1, Step 2 CK, & Step 3
37. A patient becomes acutely unstable during evaluation. Which response is most 46. A care team is deciding whether escalation is required. Which action best
consistent with the professional or compliance requirements governing escalation supports a defensible decision about Special populations, comorbidities and
of care? age-specific considerations?
A. Complete the routine history before responding to objective instability. A. Reconcile medications and patient-specific risks before selecting therapy.
B. Wait for spontaneous improvement despite worsening vital signs. B. Withhold escalation despite objective evidence of deterioration.
C. Stabilize the time-critical problem before pursuing lower-priority diagnostic C. Delay stabilization until a complete diagnostic workup has been finished.
detail. D. Select therapy without reviewing allergies, interactions or organ function.
D. Send the patient for a nonurgent test before stabilizing circulation. Correct Answer: A
Correct Answer: C Explanation: The correct response protects the integrity of the process: establish the
Explanation: The strongest exam-style response is the one that controls immediate risk, facts, apply the appropriate control, and verify the result before closure.
checks the relevant condition, and then acts within the defined requirements for
escalation of care. 47. A care team is deciding whether escalation is required. A change affecting
Special populations is being considered. How should it be handled?
38. A planned procedure is reconsidered after a new risk factor is discovered. A. Treat an isolated test result without reconciling it with the clinical picture.
Which handoff practice best reduces error risk for Procedural indications, B. Document the assessment, rationale and follow-up plan while communicating key
contraindications, technique and complication management? risks.
A. Repeat the procedure immediately before assessing the complication. C. Change several therapies simultaneously without defining the treatment goal.
B. Record the observed condition, supporting evidence, decision and responsible D. Ignore a new contraindication because the treatment was already planned.
follow-up; communicate any unresolved risk to the next responsible person. Correct Answer: B
C. Proceed because the procedure was already scheduled. Explanation: This approach preserves control of the situation while producing evidence
D. Substitute technical feasibility for a documented clinical indication. that can confirm whether the action actually corrected the issue involving Special
Correct Answer: B populations.
Explanation: The correct response protects the integrity of the process: establish the
48. A patient deteriorates shortly after a procedure; blood pressure is 86/54
facts, apply the appropriate control, and verify the result before closure.
mmHg. The abnormal condition directly affects age-specific considerations. What
39. A patient develops an unexpected problem immediately after a procedure. Which is the most appropriate response?
decision about Procedural indications is best supported by the available A. Select therapy without reviewing allergies, interactions or organ function.
evidence? B. Withhold escalation despite objective evidence of deterioration.
A. Substitute technical feasibility for a documented clinical indication. C. Reconcile medications and patient-specific risks before selecting therapy.
B. Ignore a new contraindication if the technical steps are straightforward. D. Delay stabilization until a complete diagnostic workup has been finished.
C. Proceed because the procedure was already scheduled. Correct Answer: C
D. Stop and reassess when a new contraindication or complication changes the Explanation: This answer uses verified evidence before action, which reduces the chance
risk-benefit balance. of masking the real problem and supports a traceable decision about age-specific
Correct Answer: D considerations.
Explanation: This approach preserves control of the situation while producing evidence
49. A patient must decide whether to proceed with a treatment that has material
that can confirm whether the action actually corrected the issue involving Procedural
indications. risks. Which documentation approach best supports traceability for Ethics,
consent, communication, multidisciplinary coordination and patient safety?
40. A procedure is technically possible but a contraindication may be present; A. Disclose confidential information because the requester is a relative.
SpO2 falls to 88%. Which review step adds the most value before closing work B. Record the observed condition, supporting evidence, decision and responsible
involving complication management? follow-up; communicate any unresolved risk to the next responsible person.
A. Proceed because the procedure was already scheduled. C. Alter the record without documenting the correction.
B. Stop and reassess when a new contraindication or complication changes the D. Override a capable patient’s refusal simply because the clinician disagrees.
risk-benefit balance, then confirm that the corrective action is effective before Correct Answer: B
closure. Explanation: The selected action best supports safe, compliant, and technically sound
C. Repeat the procedure immediately before assessing the complication. performance because it addresses Ethics, consent, communication, multidisciplinary
D. Ignore a new contraindication if the technical steps are straightforward. coordination and patient safety using observable evidence rather than convenience.
Correct Answer: B
50. A follow-up visit identifies worsening function despite treatment. Which
Explanation: This answer uses verified evidence before action, which reduces the chance
of masking the real problem and supports a traceable decision about complication action is most likely to prevent recurrence of a problem involving
management. multidisciplinary coordination?
A. Delay stabilization until a complete diagnostic workup has been finished.
41. Follow-up data show gradual decline rather than an acute emergency. With B. Select therapy without reviewing allergies, interactions or organ function.
respect to Chronic disease management, surveillance and longitudinal follow-up, C. Verify indications and contraindications before initiating or changing treatment,
what is the best FIRST action? then confirm that the corrective action is effective before closure.
A. Define measurable follow-up criteria and escalate when the trajectory crosses a D. Withhold escalation despite objective evidence of deterioration.
clinically meaningful threshold. Correct Answer: C
B. Continue an ineffective plan indefinitely because it was once appropriate. Explanation: A defensible professional decision should be based on current evidence and
C. Schedule follow-up without defining what outcome will trigger action. applicable criteria. The other choices rely on assumption, remove safeguards, or change
D. Ignore functional decline if one laboratory value remains normal. conditions before the cause is understood.
Correct Answer: A
51. A near miss reveals a weakness in the care process. Which sequence is most
Explanation: The selected action best supports safe, compliant, and technically sound
performance because it addresses Chronic disease management, surveillance and appropriate when carrying out patient safety?
longitudinal follow-up using observable evidence rather than convenience. A. Replace documentation with informal verbal communication.
B. Use a structured handoff that communicates current status, pending issues, risks
42. Rehabilitation progress plateaus after initial improvement. Which evidence is and required follow-up, then verify the resulting state before moving to the next
most important when evaluating Chronic disease management? step.
A. Ignore functional decline if one laboratory value remains normal. C. Hide the near miss because no harm occurred.
B. Review symptom/function trend, adherence, adverse effects, objective monitoring and D. Focus only on blaming the individual involved.
predefined goals and compare the findings with the applicable criteria. Correct Answer: B
C. Change the entire regimen after one isolated data point. Explanation: This is the most appropriate option because it connects the observed
D. Schedule follow-up without defining what outcome will trigger action. condition to the governing requirement and leaves a record of why the decision was made.
Correct Answer: B
52. The same documentation gap recurs across several cases; SpO2 falls to 88%.
Explanation: A defensible professional decision should be based on current evidence and
applicable criteria. The other choices rely on assumption, remove safeguards, or change Which choice demonstrates the strongest control of Quality improvement,
conditions before the cause is understood. documentation and interpretation of clinical evidence?
A. Control the immediate safety risk, document the event, analyze the process cause
43. A surveillance test changes compared with the prior baseline. Which response and implement a measurable corrective action.
best controls the primary risk associated with longitudinal follow-up? B. Focus only on blaming the individual involved.
A. Schedule follow-up without defining what outcome will trigger action. C. Close the issue once the immediate patient leaves the unit.
B. Continue an ineffective plan indefinitely because it was once appropriate. D. Hide the near miss because no harm occurred.
C. Change the entire regimen after one isolated data point. Correct Answer: A
D. Define measurable follow-up criteria and escalate when the trajectory crosses a Explanation: The correct choice follows a verify-act-confirm sequence. That is more
clinically meaningful threshold. reliable than bypassing controls or making multiple uncontrolled changes.
Correct Answer: D
Explanation: This is the most appropriate option because it connects the observed 53. A near miss reveals a weakness in the care process. What is required before
condition to the governing requirement and leaves a record of why the decision was made. accepting the result related to Quality improvement?
A. Review complete handoff information and confirmation of responsibility and compare
44. A screening decision depends on age, exposure and prior results; SpO2 falls the findings with the applicable criteria.
to 88%. Before proceeding with work involving Prevention, screening, counseling B. Hide the near miss because no harm occurred.
and risk-factor modification, what should be verified? C. Replace documentation with informal verbal communication.
A. Order the same screening panel for every patient regardless of risk. D. Close the issue once the immediate patient leaves the unit.
B. Withhold preventive counseling until disease is diagnosed. Correct Answer: A
C. Repeat screening sooner solely because the previous result was normal. Explanation: The strongest exam-style response is the one that controls immediate risk,
D. Review age, risk factors, prior screening, contraindications and expected checks the relevant condition, and then acts within the defined requirements for Quality
benefit/harms and compare the findings with the applicable criteria. improvement.
Correct Answer: D
54. A follow-up visit identifies worsening function despite treatment. Under
Explanation: The correct choice follows a verify-act-confirm sequence. That is more
reliable than bypassing controls or making multiple uncontrolled changes. these conditions, when should the issue involving interpretation of clinical
evidence be escalated?
45. A preventive visit identifies several modifiable risk factors. Which A. Select therapy without reviewing allergies, interactions or organ function.
troubleshooting approach is most appropriate for risk-factor modification? B. Reconcile medications and patient-specific risks before selecting therapy.
A. Repeat screening sooner solely because the previous result was normal. C. Withhold escalation despite objective evidence of deterioration.
B. Ignore contraindications because preventive interventions are always low risk. D. Delay stabilization until a complete diagnostic workup has been finished.
C. Address modifiable risks with targeted counseling and document the prevention plan Correct Answer: B
and follow-up. Explanation: The correct response protects the integrity of the process: establish the
D. Withhold preventive counseling until disease is diagnosed. facts, apply the appropriate control, and verify the result before closure.
Correct Answer: C
Explanation: The strongest exam-style response is the one that controls immediate risk,
checks the relevant condition, and then acts within the defined requirements for
risk-factor modification.
3
(USMLE) Steps 1, Step 2 CK, & Step 3
ID14168
,USMLE United States Medical Licensing Exam (USMLE) Steps 1, Step 2 CK, & Step 3
1. A patient develops a new symptom soon after a medication change. With respect 10. A patient develops an unexpected problem immediately after a procedure. Which
to Evidence-based treatment planning, pharmacologic and nonpharmacologic action is most likely to prevent recurrence of a problem involving complication
management, what is the best FIRST action? management?
A. Add another drug solely to treat an adverse effect before confirming its cause. A. Stop and reassess when a new contraindication or complication changes the
B. Use patient-specific dosing and monitoring rather than applying a standard dose risk-benefit balance, then confirm that the corrective action is effective before
without checking risk factors. closure.
C. Stop every medication simultaneously without prioritizing risk. B. Repeat the procedure immediately before assessing the complication.
D. Ignore an interaction because each medicine is acceptable when used alone. C. Proceed because the procedure was already scheduled.
Correct Answer: B D. Substitute technical feasibility for a documented clinical indication.
Explanation: The selected action best supports safe, compliant, and technically sound Correct Answer: A
performance because it addresses Evidence-based treatment planning, pharmacologic and Explanation: A defensible professional decision should be based on current evidence and
nonpharmacologic management using observable evidence rather than convenience. applicable criteria. The other choices rely on assumption, remove safeguards, or change
conditions before the cause is understood.
2. An urgent presentation requires prioritization before definitive diagnosis.
Which evidence is most important when evaluating Evidence-based treatment 11. Rehabilitation progress plateaus after initial improvement. Which sequence is
planning? most appropriate when carrying out Chronic disease management, surveillance and
A. Delay stabilization until a complete diagnostic workup has been finished. longitudinal follow-up?
B. Select therapy without reviewing allergies, interactions or organ function. A. Define measurable follow-up criteria and escalate when the trajectory crosses a
C. Withhold escalation despite objective evidence of deterioration. clinically meaningful threshold, then verify the resulting state before moving to the
D. Review trend in vital signs, symptoms and relevant laboratory data and compare the next step.
findings with the applicable criteria. B. Schedule follow-up without defining what outcome will trigger action.
Correct Answer: D C. Continue an ineffective plan indefinitely because it was once appropriate.
Explanation: A defensible professional decision should be based on current evidence and D. Change the entire regimen after one isolated data point.
applicable criteria. The other choices rely on assumption, remove safeguards, or change Correct Answer: A
conditions before the cause is understood. Explanation: This is the most appropriate option because it connects the observed
condition to the governing requirement and leaves a record of why the decision was made.
3. A patient develops a new symptom soon after a medication change. Which
response best controls the primary risk associated with nonpharmacologic 12. Follow-up data show gradual decline rather than an acute emergency; blood
management? pressure is 86/54 mmHg. Which choice demonstrates the strongest control of
A. Stop every medication simultaneously without prioritizing risk. Chronic disease management?
B. Use patient-specific dosing and monitoring rather than applying a standard dose A. Compare the current status with baseline and treatment goals, assess adherence and
without checking risk factors. complications, then adjust the plan based on the trend.
C. Add another drug solely to treat an adverse effect before confirming its cause. B. Change the entire regimen after one isolated data point.
D. Continue the original dose without reviewing the new organ-function data. C. Ignore functional decline if one laboratory value remains normal.
Correct Answer: B D. Continue an ineffective plan indefinitely because it was once appropriate.
Explanation: This is the most appropriate option because it connects the observed Correct Answer: A
condition to the governing requirement and leaves a record of why the decision was made. Explanation: The correct choice follows a verify-act-confirm sequence. That is more
reliable than bypassing controls or making multiple uncontrolled changes.
4. A new presentation includes signs of immediate physiologic compromise; heart
rate rises to 132/min. Before proceeding with work involving Acute stabilization, 13. A patient remains symptomatic despite an established long-term plan. What is
emergency recognition and escalation of care, what should be verified? required before accepting the result related to longitudinal follow-up?
A. Delay treatment until every diagnostic possibility has been excluded. A. Review change from baseline and whether the finding alters prognosis or management
B. Send the patient for a nonurgent test before stabilizing circulation. and compare the findings with the applicable criteria.
C. Review airway/breathing/circulation status, vital signs, mental status and B. Continue an ineffective plan indefinitely because it was once appropriate.
immediate reversible threats and compare the findings with the applicable criteria. C. Schedule follow-up without defining what outcome will trigger action.
D. Complete the routine history before responding to objective instability. D. Ignore functional decline if one laboratory value remains normal.
Correct Answer: C Correct Answer: A
Explanation: The correct choice follows a verify-act-confirm sequence. That is more Explanation: The strongest exam-style response is the one that controls immediate risk,
reliable than bypassing controls or making multiple uncontrolled changes. checks the relevant condition, and then acts within the defined requirements for
longitudinal follow-up.
5. A patient becomes acutely unstable during evaluation. Which troubleshooting
approach is most appropriate for Acute stabilization? 14. A patient is eligible for risk-reduction counseling but has no current
A. Stabilize the time-critical problem before pursuing lower-priority diagnostic symptoms. Under these conditions, when should the issue involving Prevention,
detail. screening, counseling and risk-factor modification be escalated?
B. Complete the routine history before responding to objective instability. A. Match screening or prevention to the patient-specific risk profile and
C. Wait for spontaneous improvement despite worsening vital signs. evidence-based interval, then use shared decision-making where appropriate.
D. Send the patient for a nonurgent test before stabilizing circulation. B. Withhold preventive counseling until disease is diagnosed.
Correct Answer: A C. Order the same screening panel for every patient regardless of risk.
Explanation: The strongest exam-style response is the one that controls immediate risk, D. Ignore contraindications because preventive interventions are always low risk.
checks the relevant condition, and then acts within the defined requirements for Acute Correct Answer: A
stabilization. Explanation: The correct response protects the integrity of the process: establish the
facts, apply the appropriate control, and verify the result before closure.
6. A post-procedure patient develops rapidly worsening vital signs. Which action
best supports a defensible decision about emergency recognition? 15. A patient asks whether a preventive intervention is appropriate. Which
A. Address airway, breathing and circulation threats first, obtain immediate vital comparison is most useful for interpreting risk-factor modification?
data and escalate care while the focused diagnostic work proceeds. A. Ignore contraindications because preventive interventions are always low risk.
B. Send the patient for a nonurgent test before stabilizing circulation. B. Review the patient-specific eligibility criteria and recommended interval and
C. Delay treatment until every diagnostic possibility has been excluded. compare the findings with the applicable criteria.
D. Wait for spontaneous improvement despite worsening vital signs. C. Repeat screening sooner solely because the previous result was normal.
Correct Answer: A D. Order the same screening panel for every patient regardless of risk.
Explanation: The correct response protects the integrity of the process: establish the Correct Answer: B
facts, apply the appropriate control, and verify the result before closure. Explanation: This approach preserves control of the situation while producing evidence
that can confirm whether the action actually corrected the issue involving risk-factor
7. A post-procedure patient develops rapidly worsening vital signs. A change modification.
affecting escalation of care is being considered. How should it be handled?
A. Stabilize the time-critical problem before pursuing lower-priority diagnostic 16. A care team is deciding whether escalation is required; blood pressure is
detail. 86/54 mmHg. Which action best distinguishes the underlying cause from a symptom
B. Wait for spontaneous improvement despite worsening vital signs. in Special populations, comorbidities and age-specific considerations?
C. Complete the routine history before responding to objective instability. A. Withhold escalation despite objective evidence of deterioration.
D. Delay treatment until every diagnostic possibility has been excluded. B. Delay stabilization until a complete diagnostic workup has been finished.
Correct Answer: A C. Verify indications and contraindications before initiating or changing treatment,
Explanation: This approach preserves control of the situation while producing evidence then confirm that the corrective action is effective before closure.
that can confirm whether the action actually corrected the issue involving escalation of D. Select therapy without reviewing allergies, interactions or organ function.
care. Correct Answer: C
Explanation: This answer uses verified evidence before action, which reduces the chance
8. The indication for an invasive intervention is uncertain; temperature reaches
of masking the real problem and supports a traceable decision about Special populations,
39.4 C. The abnormal condition directly affects Procedural indications, comorbidities and age-specific considerations.
contraindications, technique and complication management. What is the most
appropriate response? 17. A care team is deciding whether escalation is required. Which response is
A. Proceed because the procedure was already scheduled. most consistent with the professional or compliance requirements governing
B. Repeat the procedure immediately before assessing the complication. Special populations?
C. Confirm the indication, contraindications, consent and required preparation before A. Treat an isolated test result without reconciling it with the clinical picture.
proceeding, then monitor for recognized complications. B. Change several therapies simultaneously without defining the treatment goal.
D. Ignore a new contraindication if the technical steps are straightforward. C. Ignore a new contraindication because the treatment was already planned.
Correct Answer: C D. Document the assessment, rationale and follow-up plan while communicating key
Explanation: This answer uses verified evidence before action, which reduces the chance risks.
of masking the real problem and supports a traceable decision about Procedural Correct Answer: D
indications, contraindications, technique and complication management. Explanation: The selected action best supports safe, compliant, and technically sound
performance because it addresses Special populations using observable evidence rather
9. A procedure is technically possible but a contraindication may be present. than convenience.
Which documentation approach best supports traceability for Procedural
indications? 18. A patient deteriorates shortly after a procedure. Which handoff practice best
A. Ignore a new contraindication if the technical steps are straightforward. reduces error risk for age-specific considerations?
B. Substitute technical feasibility for a documented clinical indication. A. Select therapy without reviewing allergies, interactions or organ function.
C. Record the observed condition, supporting evidence, decision and responsible B. Record the observed condition, supporting evidence, decision and responsible
follow-up; communicate any unresolved risk to the next responsible person. follow-up; communicate any unresolved risk to the next responsible person.
D. Repeat the procedure immediately before assessing the complication. C. Withhold escalation despite objective evidence of deterioration.
Correct Answer: C D. Delay stabilization until a complete diagnostic workup has been finished.
Explanation: The selected action best supports safe, compliant, and technically sound Correct Answer: B
performance because it addresses Procedural indications using observable evidence rather Explanation: A defensible professional decision should be based on current evidence and
than convenience. applicable criteria. The other choices rely on assumption, remove safeguards, or change
conditions before the cause is understood.
1
,USMLE United States Medical Licensing Exam (USMLE) Steps 1, Step 2 CK, & Step 3
19. A patient with decision-making capacity refuses a recommended intervention. 28. Initial testing is nondiagnostic but the pretest probability remains
Which decision about Ethics, consent, communication, multidisciplinary significant; SpO2 falls to 88%. The abnormal condition directly affects Clinical
coordination and patient safety is best supported by the available evidence? presentation. What is the most appropriate response?
A. Alter the record without documenting the correction. A. Order every available test regardless of likelihood or consequence.
B. Protect confidentiality and disclose only through an authorized or legally B. Repeat low-value testing instead of reassessing the differential.
permitted pathway. C. Build a focused differential from history and examination, then choose testing that
C. Disclose confidential information because the requester is a relative. can meaningfully change management.
D. Obtain consent after the procedure so the schedule is not delayed. D. Treat a single abnormal result as definitive while ignoring contradictory findings.
Correct Answer: B Correct Answer: C
Explanation: This is the most appropriate option because it connects the observed Explanation: The correct choice follows a verify-act-confirm sequence. That is more
condition to the governing requirement and leaves a record of why the decision was made. reliable than bypassing controls or making multiple uncontrolled changes.
20. A follow-up visit identifies worsening function despite treatment; SpO2 falls 29. A test result conflicts with the overall clinical picture. Which
to 88%. Which review step adds the most value before closing work involving documentation approach best supports traceability for history taking?
multidisciplinary coordination? A. Treat a single abnormal result as definitive while ignoring contradictory findings.
A. Delay stabilization until a complete diagnostic workup has been finished. B. Exclude a serious diagnosis solely because one screening result is normal.
B. Verify indications and contraindications before initiating or changing treatment, C. Repeat low-value testing instead of reassessing the differential.
then confirm that the corrective action is effective before closure. D. Record the observed condition, supporting evidence, decision and responsible
C. Select therapy without reviewing allergies, interactions or organ function. follow-up; communicate any unresolved risk to the next responsible person.
D. Withhold escalation despite objective evidence of deterioration. Correct Answer: D
Correct Answer: B Explanation: The strongest exam-style response is the one that controls immediate risk,
Explanation: The correct choice follows a verify-act-confirm sequence. That is more checks the relevant condition, and then acts within the defined requirements for history
reliable than bypassing controls or making multiple uncontrolled changes. taking.
21. A preventable infection risk is identified before a procedure. With respect 30. A test result conflicts with the overall clinical picture. Which action is
to patient safety, what is the best FIRST action? most likely to prevent recurrence of a problem involving focused physical
A. Hide the near miss because no harm occurred. examination?
B. Replace documentation with informal verbal communication. A. Repeat low-value testing instead of reassessing the differential.
C. Close the issue once the immediate patient leaves the unit. B. Order every available test regardless of likelihood or consequence.
D. Use a structured handoff that communicates current status, pending issues, risks C. Exclude a serious diagnosis solely because one screening result is normal.
and required follow-up. D. Interpret the test in the context of pretest probability and reconcile discordant
Correct Answer: D findings before concluding, then confirm that the corrective action is effective
Explanation: The strongest exam-style response is the one that controls immediate risk, before closure.
checks the relevant condition, and then acts within the defined requirements for patient Correct Answer: D
safety. Explanation: The correct response protects the integrity of the process: establish the
facts, apply the appropriate control, and verify the result before closure.
22. A handoff omits information needed for safe follow-up. Which evidence is most
important when evaluating Quality improvement, documentation and interpretation 31. Renal or hepatic function changes while a patient is receiving therapy. Which
of clinical evidence? sequence is most appropriate when carrying out Evidence-based treatment planning,
A. Close the issue once the immediate patient leaves the unit. pharmacologic and nonpharmacologic management?
B. Focus only on blaming the individual involved. A. Stop every medication simultaneously without prioritizing risk.
C. Replace documentation with informal verbal communication. B. Add another drug solely to treat an adverse effect before confirming its cause.
D. Review event timeline, contributing factors, process controls and evidence of C. Continue the original dose without reviewing the new organ-function data.
corrective-action effectiveness and compare the findings with the applicable criteria. D. Use patient-specific dosing and monitoring rather than applying a standard dose
Correct Answer: D without checking risk factors, then verify the resulting state before moving to the
Explanation: The correct response protects the integrity of the process: establish the next step.
facts, apply the appropriate control, and verify the result before closure. Correct Answer: D
Explanation: This approach preserves control of the situation while producing evidence
23. A preventable infection risk is identified before a procedure. Which response that can confirm whether the action actually corrected the issue involving
best controls the primary risk associated with Quality improvement? Evidence-based treatment planning, pharmacologic and nonpharmacologic management.
A. Use a structured handoff that communicates current status, pending issues, risks
and required follow-up. 32. An urgent presentation requires prioritization before definitive diagnosis;
B. Replace documentation with informal verbal communication. temperature reaches 39.4 C. Which choice demonstrates the strongest control of
C. Hide the near miss because no harm occurred. Evidence-based treatment planning?
D. Focus only on blaming the individual involved. A. Reconcile medications and patient-specific risks before selecting therapy.
Correct Answer: A B. Delay stabilization until a complete diagnostic workup has been finished.
Explanation: This approach preserves control of the situation while producing evidence C. Select therapy without reviewing allergies, interactions or organ function.
that can confirm whether the action actually corrected the issue involving Quality D. Withhold escalation despite objective evidence of deterioration.
improvement. Correct Answer: A
Explanation: This answer uses verified evidence before action, which reduces the chance
24. A follow-up visit identifies worsening function despite treatment; SpO2 falls
of masking the real problem and supports a traceable decision about Evidence-based
to 88%. Before proceeding with work involving interpretation of clinical treatment planning.
evidence, what should be verified?
A. Select therapy without reviewing allergies, interactions or organ function. 33. Renal or hepatic function changes while a patient is receiving therapy. What
B. Withhold escalation despite objective evidence of deterioration. is required before accepting the result related to nonpharmacologic management?
C. Delay stabilization until a complete diagnostic workup has been finished. A. Review dose, timing, therapeutic response and adverse-effect trend and compare the
D. Review focused history, examination findings and red-flag features and compare the findings with the applicable criteria.
findings with the applicable criteria. B. Add another drug solely to treat an adverse effect before confirming its cause.
Correct Answer: D C. Stop every medication simultaneously without prioritizing risk.
Explanation: This answer uses verified evidence before action, which reduces the chance D. Ignore an interaction because each medicine is acceptable when used alone.
of masking the real problem and supports a traceable decision about interpretation of Correct Answer: A
clinical evidence. Explanation: The selected action best supports safe, compliant, and technically sound
performance because it addresses nonpharmacologic management using observable evidence
25. A patient develops a new symptom during evaluation. Which troubleshooting rather than convenience.
approach is most appropriate for Specialty-specific anatomy, physiology and
pathophysiology? 34. A patient deteriorates before the definitive diagnosis is known. Under these
A. Ignore a new contraindication because the treatment was already planned. conditions, when should the issue involving Acute stabilization, emergency
B. Treat an isolated test result without reconciling it with the clinical picture. recognition and escalation of care be escalated?
C. Change several therapies simultaneously without defining the treatment goal. A. Send the patient for a nonurgent test before stabilizing circulation.
D. Document the assessment, rationale and follow-up plan while communicating key B. Delay treatment until every diagnostic possibility has been excluded.
risks. C. Wait for spontaneous improvement despite worsening vital signs.
Correct Answer: D D. Address airway, breathing and circulation threats first, obtain immediate vital
Explanation: The selected action best supports safe, compliant, and technically sound data and escalate care while the focused diagnostic work proceeds.
performance because it addresses Specialty-specific anatomy, physiology and Correct Answer: D
pathophysiology using observable evidence rather than convenience. Explanation: A defensible professional decision should be based on current evidence and
applicable criteria. The other choices rely on assumption, remove safeguards, or change
26. A medication review reveals a possible interaction. Which action best conditions before the cause is understood.
supports a defensible decision about Specialty-specific anatomy?
A. Delay stabilization until a complete diagnostic workup has been finished. 35. A post-procedure patient develops rapidly worsening vital signs. Which
B. Select therapy without reviewing allergies, interactions or organ function. comparison is most useful for interpreting Acute stabilization?
C. Reconcile medications and patient-specific risks before selecting therapy. A. Wait for spontaneous improvement despite worsening vital signs.
D. Withhold escalation despite objective evidence of deterioration. B. Complete the routine history before responding to objective instability.
Correct Answer: C C. Review trend in vital signs and evidence of end-organ compromise and compare the
Explanation: A defensible professional decision should be based on current evidence and findings with the applicable criteria.
applicable criteria. The other choices rely on assumption, remove safeguards, or change D. Delay treatment until every diagnostic possibility has been excluded.
conditions before the cause is understood. Correct Answer: C
Explanation: This is the most appropriate option because it connects the observed
27. History and examination suggest more than one plausible diagnosis. A change condition to the governing requirement and leaves a record of why the decision was made.
affecting Clinical presentation, history taking and focused physical examination
is being considered. How should it be handled? 36. A patient becomes acutely unstable during evaluation; SpO2 falls to 88%.
A. Exclude a serious diagnosis solely because one screening result is normal. Which action best distinguishes the underlying cause from a symptom in emergency
B. Treat a single abnormal result as definitive while ignoring contradictory findings. recognition?
C. Interpret the test in the context of pretest probability and reconcile discordant A. Delay treatment until every diagnostic possibility has been excluded.
findings before concluding. B. Stabilize the time-critical problem before pursuing lower-priority diagnostic
D. Order every available test regardless of likelihood or consequence. detail, then confirm that the corrective action is effective before closure.
Correct Answer: C C. Send the patient for a nonurgent test before stabilizing circulation.
Explanation: This is the most appropriate option because it connects the observed D. Complete the routine history before responding to objective instability.
condition to the governing requirement and leaves a record of why the decision was made. Correct Answer: B
Explanation: The correct choice follows a verify-act-confirm sequence. That is more
reliable than bypassing controls or making multiple uncontrolled changes.
2
, USMLE United States Medical Licensing Exam (USMLE) Steps 1, Step 2 CK, & Step 3
37. A patient becomes acutely unstable during evaluation. Which response is most 46. A care team is deciding whether escalation is required. Which action best
consistent with the professional or compliance requirements governing escalation supports a defensible decision about Special populations, comorbidities and
of care? age-specific considerations?
A. Complete the routine history before responding to objective instability. A. Reconcile medications and patient-specific risks before selecting therapy.
B. Wait for spontaneous improvement despite worsening vital signs. B. Withhold escalation despite objective evidence of deterioration.
C. Stabilize the time-critical problem before pursuing lower-priority diagnostic C. Delay stabilization until a complete diagnostic workup has been finished.
detail. D. Select therapy without reviewing allergies, interactions or organ function.
D. Send the patient for a nonurgent test before stabilizing circulation. Correct Answer: A
Correct Answer: C Explanation: The correct response protects the integrity of the process: establish the
Explanation: The strongest exam-style response is the one that controls immediate risk, facts, apply the appropriate control, and verify the result before closure.
checks the relevant condition, and then acts within the defined requirements for
escalation of care. 47. A care team is deciding whether escalation is required. A change affecting
Special populations is being considered. How should it be handled?
38. A planned procedure is reconsidered after a new risk factor is discovered. A. Treat an isolated test result without reconciling it with the clinical picture.
Which handoff practice best reduces error risk for Procedural indications, B. Document the assessment, rationale and follow-up plan while communicating key
contraindications, technique and complication management? risks.
A. Repeat the procedure immediately before assessing the complication. C. Change several therapies simultaneously without defining the treatment goal.
B. Record the observed condition, supporting evidence, decision and responsible D. Ignore a new contraindication because the treatment was already planned.
follow-up; communicate any unresolved risk to the next responsible person. Correct Answer: B
C. Proceed because the procedure was already scheduled. Explanation: This approach preserves control of the situation while producing evidence
D. Substitute technical feasibility for a documented clinical indication. that can confirm whether the action actually corrected the issue involving Special
Correct Answer: B populations.
Explanation: The correct response protects the integrity of the process: establish the
48. A patient deteriorates shortly after a procedure; blood pressure is 86/54
facts, apply the appropriate control, and verify the result before closure.
mmHg. The abnormal condition directly affects age-specific considerations. What
39. A patient develops an unexpected problem immediately after a procedure. Which is the most appropriate response?
decision about Procedural indications is best supported by the available A. Select therapy without reviewing allergies, interactions or organ function.
evidence? B. Withhold escalation despite objective evidence of deterioration.
A. Substitute technical feasibility for a documented clinical indication. C. Reconcile medications and patient-specific risks before selecting therapy.
B. Ignore a new contraindication if the technical steps are straightforward. D. Delay stabilization until a complete diagnostic workup has been finished.
C. Proceed because the procedure was already scheduled. Correct Answer: C
D. Stop and reassess when a new contraindication or complication changes the Explanation: This answer uses verified evidence before action, which reduces the chance
risk-benefit balance. of masking the real problem and supports a traceable decision about age-specific
Correct Answer: D considerations.
Explanation: This approach preserves control of the situation while producing evidence
49. A patient must decide whether to proceed with a treatment that has material
that can confirm whether the action actually corrected the issue involving Procedural
indications. risks. Which documentation approach best supports traceability for Ethics,
consent, communication, multidisciplinary coordination and patient safety?
40. A procedure is technically possible but a contraindication may be present; A. Disclose confidential information because the requester is a relative.
SpO2 falls to 88%. Which review step adds the most value before closing work B. Record the observed condition, supporting evidence, decision and responsible
involving complication management? follow-up; communicate any unresolved risk to the next responsible person.
A. Proceed because the procedure was already scheduled. C. Alter the record without documenting the correction.
B. Stop and reassess when a new contraindication or complication changes the D. Override a capable patient’s refusal simply because the clinician disagrees.
risk-benefit balance, then confirm that the corrective action is effective before Correct Answer: B
closure. Explanation: The selected action best supports safe, compliant, and technically sound
C. Repeat the procedure immediately before assessing the complication. performance because it addresses Ethics, consent, communication, multidisciplinary
D. Ignore a new contraindication if the technical steps are straightforward. coordination and patient safety using observable evidence rather than convenience.
Correct Answer: B
50. A follow-up visit identifies worsening function despite treatment. Which
Explanation: This answer uses verified evidence before action, which reduces the chance
of masking the real problem and supports a traceable decision about complication action is most likely to prevent recurrence of a problem involving
management. multidisciplinary coordination?
A. Delay stabilization until a complete diagnostic workup has been finished.
41. Follow-up data show gradual decline rather than an acute emergency. With B. Select therapy without reviewing allergies, interactions or organ function.
respect to Chronic disease management, surveillance and longitudinal follow-up, C. Verify indications and contraindications before initiating or changing treatment,
what is the best FIRST action? then confirm that the corrective action is effective before closure.
A. Define measurable follow-up criteria and escalate when the trajectory crosses a D. Withhold escalation despite objective evidence of deterioration.
clinically meaningful threshold. Correct Answer: C
B. Continue an ineffective plan indefinitely because it was once appropriate. Explanation: A defensible professional decision should be based on current evidence and
C. Schedule follow-up without defining what outcome will trigger action. applicable criteria. The other choices rely on assumption, remove safeguards, or change
D. Ignore functional decline if one laboratory value remains normal. conditions before the cause is understood.
Correct Answer: A
51. A near miss reveals a weakness in the care process. Which sequence is most
Explanation: The selected action best supports safe, compliant, and technically sound
performance because it addresses Chronic disease management, surveillance and appropriate when carrying out patient safety?
longitudinal follow-up using observable evidence rather than convenience. A. Replace documentation with informal verbal communication.
B. Use a structured handoff that communicates current status, pending issues, risks
42. Rehabilitation progress plateaus after initial improvement. Which evidence is and required follow-up, then verify the resulting state before moving to the next
most important when evaluating Chronic disease management? step.
A. Ignore functional decline if one laboratory value remains normal. C. Hide the near miss because no harm occurred.
B. Review symptom/function trend, adherence, adverse effects, objective monitoring and D. Focus only on blaming the individual involved.
predefined goals and compare the findings with the applicable criteria. Correct Answer: B
C. Change the entire regimen after one isolated data point. Explanation: This is the most appropriate option because it connects the observed
D. Schedule follow-up without defining what outcome will trigger action. condition to the governing requirement and leaves a record of why the decision was made.
Correct Answer: B
52. The same documentation gap recurs across several cases; SpO2 falls to 88%.
Explanation: A defensible professional decision should be based on current evidence and
applicable criteria. The other choices rely on assumption, remove safeguards, or change Which choice demonstrates the strongest control of Quality improvement,
conditions before the cause is understood. documentation and interpretation of clinical evidence?
A. Control the immediate safety risk, document the event, analyze the process cause
43. A surveillance test changes compared with the prior baseline. Which response and implement a measurable corrective action.
best controls the primary risk associated with longitudinal follow-up? B. Focus only on blaming the individual involved.
A. Schedule follow-up without defining what outcome will trigger action. C. Close the issue once the immediate patient leaves the unit.
B. Continue an ineffective plan indefinitely because it was once appropriate. D. Hide the near miss because no harm occurred.
C. Change the entire regimen after one isolated data point. Correct Answer: A
D. Define measurable follow-up criteria and escalate when the trajectory crosses a Explanation: The correct choice follows a verify-act-confirm sequence. That is more
clinically meaningful threshold. reliable than bypassing controls or making multiple uncontrolled changes.
Correct Answer: D
Explanation: This is the most appropriate option because it connects the observed 53. A near miss reveals a weakness in the care process. What is required before
condition to the governing requirement and leaves a record of why the decision was made. accepting the result related to Quality improvement?
A. Review complete handoff information and confirmation of responsibility and compare
44. A screening decision depends on age, exposure and prior results; SpO2 falls the findings with the applicable criteria.
to 88%. Before proceeding with work involving Prevention, screening, counseling B. Hide the near miss because no harm occurred.
and risk-factor modification, what should be verified? C. Replace documentation with informal verbal communication.
A. Order the same screening panel for every patient regardless of risk. D. Close the issue once the immediate patient leaves the unit.
B. Withhold preventive counseling until disease is diagnosed. Correct Answer: A
C. Repeat screening sooner solely because the previous result was normal. Explanation: The strongest exam-style response is the one that controls immediate risk,
D. Review age, risk factors, prior screening, contraindications and expected checks the relevant condition, and then acts within the defined requirements for Quality
benefit/harms and compare the findings with the applicable criteria. improvement.
Correct Answer: D
54. A follow-up visit identifies worsening function despite treatment. Under
Explanation: The correct choice follows a verify-act-confirm sequence. That is more
reliable than bypassing controls or making multiple uncontrolled changes. these conditions, when should the issue involving interpretation of clinical
evidence be escalated?
45. A preventive visit identifies several modifiable risk factors. Which A. Select therapy without reviewing allergies, interactions or organ function.
troubleshooting approach is most appropriate for risk-factor modification? B. Reconcile medications and patient-specific risks before selecting therapy.
A. Repeat screening sooner solely because the previous result was normal. C. Withhold escalation despite objective evidence of deterioration.
B. Ignore contraindications because preventive interventions are always low risk. D. Delay stabilization until a complete diagnostic workup has been finished.
C. Address modifiable risks with targeted counseling and document the prevention plan Correct Answer: B
and follow-up. Explanation: The correct response protects the integrity of the process: establish the
D. Withhold preventive counseling until disease is diagnosed. facts, apply the appropriate control, and verify the result before closure.
Correct Answer: C
Explanation: The strongest exam-style response is the one that controls immediate risk,
checks the relevant condition, and then acts within the defined requirements for
risk-factor modification.
3
