ATI RN
Pediatric Infectious Diseases Questions
Question 1 of 5
A 14-year-old child develops a nontender, solitary nodule that slowly enlarged over several weeks and that began at the site of an abrasion that occurred while cleaning his fish aquarium. Which is the most likely infecting organism?
Correct Answer: C
Rationale: Mycobacterium marinum causes 'fish tank granuloma' from aquarium exposure.
Question 2 of 5
Which is not a manifestation of parvovirus B19 infection?
Correct Answer: D
Rationale: CD4:CD8 reversal is not a feature of parvovirus B19 infection.
Question 3 of 5
Which is not true concerning congenital cytomegalovirus infection?
Correct Answer: C
Rationale: Only about 10-15% of congenital CMV cases are symptomatic, not 60%.
Question 4 of 5
A 2-month-old infant has conjunctivitis, tachypnea, and mild cough. There is no fever. Rales are present bilaterally. The most likely etiology is
Correct Answer: D
Rationale: Chlamydia trachomatis causes afebrile pneumonia with conjunctivitis in young infants.
Question 5 of 5
Which is not associated with gastroenteritis?
Correct Answer: B
Rationale: Polyomavirus does not cause gastroenteritis.