ATI RN
Pediatric Infectious Disease Questions
Question 1 of 5
The pathognomonic radiographic finding in necrotizing enterocolitis (NEC) is
Correct Answer: D
Rationale: Pneumatosis intestinalis (E) is the hallmark of NEC, showing intramural gas, per diagnostic criteria.
Question 2 of 5
Of the following, the MOST common etiology of conjugated hyperbilirubinemia is
Correct Answer: A
Rationale: Biliary atresia (A) is the top cause of neonatal conjugated hyperbilirubinemia, requiring early surgery, per hepatology stats.
Question 3 of 5
The MOST characteristic complication of phototherapy in infants with directreacting hyperbilirubinemia is
Correct Answer: C
Rationale: Skin bronzing (C) is typical in direct hyperbilirubinemia during phototherapy, due to bilirubin breakdown, per neonatal observations.
Question 4 of 5
Spontaneous pneumothorax is seen in fewer than 1% of deliveries and may be associated with malformations of the
Correct Answer: D
Rationale: Spontaneous pneumothorax is linked to renal anomalies (D), e.g., polycystic kidneys, per neonatal associations.
Question 5 of 5
In infants with isoimmune thrombocytopenia or with neonatal thrombocytopenia born to a mother with idiopathic thrombocytopenic purpura (ITP), without treatment, thrombocytopenia resolves spontaneously after birth within
Correct Answer: A
Rationale: Neonatal ITP resolves within 1 month (A) as maternal antibodies clear, per natural history.