ATI RN
Infectious Disease Pediatric Questions
Question 1 of 5
Twin-to-twin transfusion syndrome suggested by
Correct Answer: C
Rationale: Twin-to-twin transfusion syndrome (TTTS) is diagnosed with >20% weight discordance and >5 g/dL hemoglobin difference (C), reflecting significant vascular shunting, per standard criteria.
Question 2 of 5
Severe cold injury in an infant is manifested by all the following EXCEPT
Correct Answer: D
Rationale: Severe hypothermia causes acidosis (A), bradycardia (B), hypoglycemia (C), and cyanosis (D). Pulmonary hemorrhage (E) is linked to prematurity or RDS, not cold injury directly.
Question 3 of 5
Ebstein anomaly can be induced by teratogenic effect of
Correct Answer: A
Rationale: Lithium (A) exposure in pregnancy is linked to Ebstein anomaly (tricuspid valve malformation), unlike other teratogens (B, C, D, E) with different effects.
Question 4 of 5
Infants with congenital rubella should be isolated while in the hospital and kept away from susceptible pregnant women when sent home for about
Correct Answer: A
Rationale: Congenital rubella infants shed virus for up to 1 year (A), requiring isolation to protect pregnant women, per CDC guidelines.
Question 5 of 5
Regarding herpes simplex virus (HSV) infection, all the following statements are true EXCEPT
Correct Answer: A
Rationale: Neonatal HSV is mostly HSV-2 (70-85%), not HSV-1 (A), due to genital prevalence. Birth canal acquisition (B), primary infection risk (C), reactivation risk (D), and asymptomatic mothers (E) are true.