ATI RN
Infectious Disease Pediatric Questions
Question 1 of 5
Gilbert disease, caused by a mutation of the promoter region of glucuronosyl transferase, is characterized by development of
Correct Answer: D
Rationale: Gilbert syndrome causes mild indirect hyperbilirubinemia (E) from reduced enzyme activity, not anemia (A), cholestasis (B), kernicterus (C), or organomegaly (D).
Question 2 of 5
Polycythemia is an excessively high hematocrit, which may lead to blood hyperviscosity; it is defined as central hematocrit of
Correct Answer: D
Rationale: Polycythemia is defined as hematocrit ≥65% (D), causing hyperviscosity, per neonatal standards.
Question 3 of 5
Hemorrhagic disease of the newborn (HDN) is prevented by administration of single dose of vitamin K (1 mg)
Correct Answer: D
Rationale: IM vitamin K (D) at 1 mg prevents HDN effectively, per AAP recommendations.
Question 4 of 5
During intrauterine life, hemoglobin concentration increases from 8 to 10 g/dL at 12 weeks to 16.5 to 18 g/dL at
Correct Answer: D
Rationale: Hemoglobin reaches 16.5-18 g/dL at term (40 weeks, D), per fetal hematology.
Question 5 of 5
All the following statements regarding ABO incompatibility are true EXCEPT
Correct Answer: A
Rationale: ABO incompatibility affects firstborns (B), is milder than Rh (C), common (D), and mild (E). It doesn’t worsen with pregnancies (A), unlike Rh.