Infectious disease pance review Questions With Complete
Solutions
2nd generation cephalosporins have better gram + or gram -
coverage? Correct Answers Better gram - coverage
A 10 year old presents with a red papule on their forearm. They
have had a fever, headache, and developing erythema and
warmth over the forearm which brought them in to the clinic
today. What is the treatment of choice for this patient?
A. Doxycycline
B. Augmentin
C. Azithromycin
D. Keflex Correct Answers C - cat scratch disease
A 14 year old presents with a fever, and sore throat. On exam
you note a grayish-white membrane on the oropharynx. When
you scrape it, it bleeds. What is the correct diagnosis?
A. Candida
B, Leukoplakia
C. Diphtheria
D. Herpangina Correct Answers C
A 14 year old presents with a fever, and sore throat. On exam
you note a grayish-white membrane on the oropharynx. When
you scrape it, it bleeds. What other findings on exam do you
expect to see?
A. Palatial petichiae
B. Cervical lymphadenopathy
C. Hot potato voice
,D. Splenomegaly Correct Answers B (diphtheria, bull neck)
A 18 year old male presents with a maculopapular rash on
extremities, knee pain and back pain and tenderness to palpation
along the knee tendons. He has a mild fever and feels tired.
What should be suspected as the underlying cause? Correct
Answers N. Gonorrhea (Triad of: dermatitis, arthralgia,
tennosynovitis)
A 18 year old male presents with a painful genital ulcer. It has
well-defined irregular borders on an erythematous base. It has
yellow, purulent exudate. On exam you node tender inguinal
lymphadenopathy. What sexually transmitted infection should
you rule out and what is the correct treatment for this condition?
Correct Answers Chancroid- r/o HSV and Syphilis
give Azithromycin
A 20 year old comes to the ER with a fever, diarrhea, sore
throat, headache and diffuse red rash. Some skin is peeling on
her palms. Correct Answers toxic shock syndrome
A 22 year old female presents to the clinic with right knee pain,
fever, and chills. Exam shows a swollen and reddened knee
joint. Patient has limited ROM. What is the most likely bacteria
causing the infection?
A. Group B strep
B. Neisseria gonorrheae
C. Staphylococcus aureus
D. Strep. Pyogenes Correct Answers B
,A 22 year old male patient is diagnosed with tines capitis and is
started on oral griseofulvin. What should be discussed with him?
A. Minimal side effects exist
B. Suppression of testosterone occurs
C. must avoid conception for 6 months after treatment
D. Can only use once as antibodies develop to treatment Correct
Answers C — teratogenic
A 27 year old female presents with malodorous vaginal
discharge. She is sexually active with one male partner and does
not use condoms consistently. Pelvic exam shows greenish/gray,
malodorous discharge. Vaginal pH is 5.6. What will be seen on
microscopy? Correct Answers Motile trichomonas
Treat with metronidazole (no alcohol)
A 30 year old arrives to the ER with a 5 day history of fever and
headache with shaking chills and soaking sweats. She recently
returned from a tip overseas to see her grandparents. SHe
appears pale on exam and has mild sclera icterus. She denies
AMS, stiff neck, and light sensitivity. The CBC shows anemia
and elevated bilirubin. What is the likely cause of her symptoms
and how should you treat the patient? Correct Answers Malaria
—> Chloroquine
A 30 year old presents with persistent knee pain, swelling and
redness. He states he has numbness and tingling in his toes. He
is otherwise a healthy individual and takes no medications. What
could be the cause of his knee pain and parenthesis's? Correct
Answers Lyme disease!
, A 35 year old male with chronic headaches and confusion is
brought to the ER by his friend. He is HIV positive and had a
CD4 count of 74 according to his last PCP visit. His friend states
he is not been taking his medications. Ring enhancing lesion is
seen on the MRI ordered. What is the best treatment for this
patient and what is his diagnosis? Correct Answers
Sulfadiazine & Pyrimethamine with folic acid —>
toxoplasmosis
A 4 year old with pinworm should be treated how?
A. Mebendazole
B. Fluconazole
C. Mebendazole + treat family
D. Mebendazole + wash sheets Correct Answers C
A 45 year old female presents with dry mouth, blurry vision,
drooping eyelids, slurred speech and difficulty with swallowing.
On exam you find symmetric muscle weakness and flaccid
paralysis. Sensory exam in intact. What is likely going on?
A. Tetanus
B. Botulism
C. Gillian-Barre
D. Poliomyelitis
E. Stroke Correct Answers Botulism toxin
A 45 year old male with HIV presents with cough, dyspena on
exertion and fever. CxR shows diffuse b/l hilar infiltrates. CD4
count is 150. What is the likely diagnosis?
A. Histoplasmosis
B. PCP
Solutions
2nd generation cephalosporins have better gram + or gram -
coverage? Correct Answers Better gram - coverage
A 10 year old presents with a red papule on their forearm. They
have had a fever, headache, and developing erythema and
warmth over the forearm which brought them in to the clinic
today. What is the treatment of choice for this patient?
A. Doxycycline
B. Augmentin
C. Azithromycin
D. Keflex Correct Answers C - cat scratch disease
A 14 year old presents with a fever, and sore throat. On exam
you note a grayish-white membrane on the oropharynx. When
you scrape it, it bleeds. What is the correct diagnosis?
A. Candida
B, Leukoplakia
C. Diphtheria
D. Herpangina Correct Answers C
A 14 year old presents with a fever, and sore throat. On exam
you note a grayish-white membrane on the oropharynx. When
you scrape it, it bleeds. What other findings on exam do you
expect to see?
A. Palatial petichiae
B. Cervical lymphadenopathy
C. Hot potato voice
,D. Splenomegaly Correct Answers B (diphtheria, bull neck)
A 18 year old male presents with a maculopapular rash on
extremities, knee pain and back pain and tenderness to palpation
along the knee tendons. He has a mild fever and feels tired.
What should be suspected as the underlying cause? Correct
Answers N. Gonorrhea (Triad of: dermatitis, arthralgia,
tennosynovitis)
A 18 year old male presents with a painful genital ulcer. It has
well-defined irregular borders on an erythematous base. It has
yellow, purulent exudate. On exam you node tender inguinal
lymphadenopathy. What sexually transmitted infection should
you rule out and what is the correct treatment for this condition?
Correct Answers Chancroid- r/o HSV and Syphilis
give Azithromycin
A 20 year old comes to the ER with a fever, diarrhea, sore
throat, headache and diffuse red rash. Some skin is peeling on
her palms. Correct Answers toxic shock syndrome
A 22 year old female presents to the clinic with right knee pain,
fever, and chills. Exam shows a swollen and reddened knee
joint. Patient has limited ROM. What is the most likely bacteria
causing the infection?
A. Group B strep
B. Neisseria gonorrheae
C. Staphylococcus aureus
D. Strep. Pyogenes Correct Answers B
,A 22 year old male patient is diagnosed with tines capitis and is
started on oral griseofulvin. What should be discussed with him?
A. Minimal side effects exist
B. Suppression of testosterone occurs
C. must avoid conception for 6 months after treatment
D. Can only use once as antibodies develop to treatment Correct
Answers C — teratogenic
A 27 year old female presents with malodorous vaginal
discharge. She is sexually active with one male partner and does
not use condoms consistently. Pelvic exam shows greenish/gray,
malodorous discharge. Vaginal pH is 5.6. What will be seen on
microscopy? Correct Answers Motile trichomonas
Treat with metronidazole (no alcohol)
A 30 year old arrives to the ER with a 5 day history of fever and
headache with shaking chills and soaking sweats. She recently
returned from a tip overseas to see her grandparents. SHe
appears pale on exam and has mild sclera icterus. She denies
AMS, stiff neck, and light sensitivity. The CBC shows anemia
and elevated bilirubin. What is the likely cause of her symptoms
and how should you treat the patient? Correct Answers Malaria
—> Chloroquine
A 30 year old presents with persistent knee pain, swelling and
redness. He states he has numbness and tingling in his toes. He
is otherwise a healthy individual and takes no medications. What
could be the cause of his knee pain and parenthesis's? Correct
Answers Lyme disease!
, A 35 year old male with chronic headaches and confusion is
brought to the ER by his friend. He is HIV positive and had a
CD4 count of 74 according to his last PCP visit. His friend states
he is not been taking his medications. Ring enhancing lesion is
seen on the MRI ordered. What is the best treatment for this
patient and what is his diagnosis? Correct Answers
Sulfadiazine & Pyrimethamine with folic acid —>
toxoplasmosis
A 4 year old with pinworm should be treated how?
A. Mebendazole
B. Fluconazole
C. Mebendazole + treat family
D. Mebendazole + wash sheets Correct Answers C
A 45 year old female presents with dry mouth, blurry vision,
drooping eyelids, slurred speech and difficulty with swallowing.
On exam you find symmetric muscle weakness and flaccid
paralysis. Sensory exam in intact. What is likely going on?
A. Tetanus
B. Botulism
C. Gillian-Barre
D. Poliomyelitis
E. Stroke Correct Answers Botulism toxin
A 45 year old male with HIV presents with cough, dyspena on
exertion and fever. CxR shows diffuse b/l hilar infiltrates. CD4
count is 150. What is the likely diagnosis?
A. Histoplasmosis
B. PCP
