Audio Qbank – HY USMLE Q #535 – Pediatrics / Path

A male newborn delivered at 37 weeks’ gestation is in respiratory distress. Apgar scores are 3 and 4 at 1 and 5 minutes, respectively. There are decreased bowl sounds in the abdomen. A chest x-ray shows displacement of the mediastinum to the right.

Which of the following is the most likely explanation for these findings?

Atresia of lumen with double bubble formation
Atresia of lumen with fistula formation
Incomplete formation of pleuroperitoneal membrane
Renal agenesis
Trisomy 18