ATI RN
Pediatric Infectious Disease Practice Questions Questions
Question 1 of 5
A 16-month-old child presented with fever, poor feeding, and ear discomfort which interfere with normal sleep but you are an uncertain about the diagnosis of acute otitis media. Of the following, the first-line therapy of this condition is
Correct Answer: A
Rationale: Uncertain AOM diagnosis in a 16-month-old warrants observation (A) for 48-72 hours if non-severe, per AAP guidelines.
Question 2 of 5
The MOST common etiologic agent in a 4-year-old child with pneumonia is
Correct Answer: D
Rationale: S. pneumoniae (D) is the top bacterial cause of pneumonia in preschoolers, per pediatric data.
Question 3 of 5
In gastroenteritis, a large inoculums is required to cause infection with
Correct Answer: B
Rationale: Salmonella (B) requires a high inoculum (~10âµ organisms) to infect, unlike Shigella (A), EHEC (C), Giardia (D), or Entamoeba (E), per microbiology.
Question 4 of 5
Regarding serological tests of hepatitis B virus (HBV) infection and it's significance, all the following matching are true EXCEPT
Correct Answer: B
Rationale: Anti-HBs (B) indicates immunity, not window phase (anti-HBc does), unlike correct matches (A, C, D, E), per serology.
Question 5 of 5
A 2-year-old girl presented with fever, urgency, dysuria, and abdominal pain. Of the following, the MOST common etiological pathogen is
Correct Answer: D
Rationale: E. coli (E) causes ~80% of pediatric UTIs, per microbiology data.