USMLE® Step 1 style questions USMLE
USMLE® Step 2 style questions USMLE
A 26-year-old woman comes to the labor and delivery unit to deliver a child. The boy is delivered vaginally at full term without complications. Within the 24 hours of birth, the boy has failed to pass meconium. Physical examination shows an anal dimple in place of the opening in the perineum. Abdominal exam shows abdominal distention with dull bowel sounds. Cardiac examination shows a holosystolic murmur. Which of the following additional defects is most likely found in this patient?