ATI RN
Pediatric Infectious Disease NCLEX Questions Questions
Question 1 of 5
The MOST common cause of laryngotracheobronchitis (croup) is
Correct Answer: B
Rationale: Parainfluenza viruses (B) are the leading cause of croup, per virology data.
Question 2 of 5
One of the mechanisms of infectious diarrhea is increasing cyclic adenosine monophosphate levels which mainly occurred by
Correct Answer: D
Rationale: Vibrio cholerae (D) increases cAMP, causing secretory diarrhea, per pathophysiology.
Question 3 of 5
In patients with diarrhea, bacterial stool culture is recommended in all the following EXCEPT
Correct Answer: B
Rationale: Stool culture is indicated for fever (A), traveler’s (C), C. diff (D), and HUS (E). Profuse diarrhea (B) alone doesn’t necessitate it, per guidelines.
Question 4 of 5
A good predictor for severe hepatocellular injury and progression to fulminant hepatic failure is
Correct Answer: C
Rationale: Prothrombin time (C) reflects liver synthetic function and predicts fulminant failure, per hepatology.
Question 5 of 5
Urinalysis showing leukocyturia suggests urinary tract infection if there is
Correct Answer: C
Rationale: Leukocyturia ≥10 WBCs/mm³ (C) suggests UTI, per diagnostic thresholds.