N554 Exam 3 2025/2026 Exam Questions
with Detailed Verified Answers (100%
Correct Answers) | Already Graded A+
Systematic Approach for Selection of Antimicrobials - 🧠 ANSWER
✔✔Confirm the presence of infection
Identify the pathogen
Select empiric therapy considering every infected site
Monitor therapeutic response
Hallmark for ID? - 🧠 ANSWER ✔✔FEVER
Controlled elevation of body temperature above normal range
Temp for fever - 🧠 ANSWER ✔✔> 37°C, 98.6°F
Consider APAP/NSAID mask
and drugs causing fever
How do differential WBC change with infection - 🧠 ANSWER ✔✔Total WBC
over 10,000
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,Increased NEUtrophils
DECREAsed lymphocytes
At least ___ of the 4 following signs and symptoms must be present for a
patient to meet "SIRS" criteria - 🧠 ANSWER ✔✔TWO
Temperature >38°C or <36°C
Heart rate >90 beats per minute
WBC >12,000 or <4,000 or >10% bands
Respiratory rate >20 breaths per minute
Confirming Sepsis - 🧠 ANSWER ✔✔Sepsis: life-threatening ***organ
dysfunction*** caused by a dysregulated host response to infection
Empiric therapy - 🧠 ANSWER ✔✔Best guess at causative organism and
susceptibility
No culture and susceptibility results available
Directed at organisms that are known to cause the infection
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
,Definitive therapy - 🧠 ANSWER ✔✔Choosing agent after culture and
susceptibility reports available
Choose antimicrobial of choice for infection if it is susceptible and there are
no contraindications
Selection of empiric therapy HOST factors - 🧠 ANSWER ✔✔Site of
infection
**Drug allergies**
**Age** -> ADR, organ f(x), etiology
Renal and hepatic function
Concomitant drug therapy
Concomitant disease states- CF (Pseudomonas, diabetics, infection)
Pregnancy
Selection of empiric therapy DRUG factors - 🧠 ANSWER ✔✔Tissue
penetration
Pharmacokinetic and pharmacodynamics [PK-PD] considerations
T > MIC
Peak: MIC
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
, AUC:MIC
Drug toxicity
Cost
Sanford Guide: Find ABX, antivirals, meds that do NOT require renal
adjustment - 🧠 ANSWER ✔✔Table 17B
azithromycin
ceftriaaxone
chloramphenicol
ciprofloaxicin
clindamycin
doxycycline
linezolid
minocycline
moxifloaxcin
nafcillin
ortiavancin
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
with Detailed Verified Answers (100%
Correct Answers) | Already Graded A+
Systematic Approach for Selection of Antimicrobials - 🧠 ANSWER
✔✔Confirm the presence of infection
Identify the pathogen
Select empiric therapy considering every infected site
Monitor therapeutic response
Hallmark for ID? - 🧠 ANSWER ✔✔FEVER
Controlled elevation of body temperature above normal range
Temp for fever - 🧠 ANSWER ✔✔> 37°C, 98.6°F
Consider APAP/NSAID mask
and drugs causing fever
How do differential WBC change with infection - 🧠 ANSWER ✔✔Total WBC
over 10,000
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
1
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,Increased NEUtrophils
DECREAsed lymphocytes
At least ___ of the 4 following signs and symptoms must be present for a
patient to meet "SIRS" criteria - 🧠 ANSWER ✔✔TWO
Temperature >38°C or <36°C
Heart rate >90 beats per minute
WBC >12,000 or <4,000 or >10% bands
Respiratory rate >20 breaths per minute
Confirming Sepsis - 🧠 ANSWER ✔✔Sepsis: life-threatening ***organ
dysfunction*** caused by a dysregulated host response to infection
Empiric therapy - 🧠 ANSWER ✔✔Best guess at causative organism and
susceptibility
No culture and susceptibility results available
Directed at organisms that are known to cause the infection
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
2
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,Definitive therapy - 🧠 ANSWER ✔✔Choosing agent after culture and
susceptibility reports available
Choose antimicrobial of choice for infection if it is susceptible and there are
no contraindications
Selection of empiric therapy HOST factors - 🧠 ANSWER ✔✔Site of
infection
**Drug allergies**
**Age** -> ADR, organ f(x), etiology
Renal and hepatic function
Concomitant drug therapy
Concomitant disease states- CF (Pseudomonas, diabetics, infection)
Pregnancy
Selection of empiric therapy DRUG factors - 🧠 ANSWER ✔✔Tissue
penetration
Pharmacokinetic and pharmacodynamics [PK-PD] considerations
T > MIC
Peak: MIC
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
3
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, AUC:MIC
Drug toxicity
Cost
Sanford Guide: Find ABX, antivirals, meds that do NOT require renal
adjustment - 🧠 ANSWER ✔✔Table 17B
azithromycin
ceftriaaxone
chloramphenicol
ciprofloaxicin
clindamycin
doxycycline
linezolid
minocycline
moxifloaxcin
nafcillin
ortiavancin
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
4
PRIVACY STATEMENT. ALL RIGHTS RESERVED
