A newborn has bilious vomiting on the first day and a double bubble sign on the abdominal radiograph. What is the diagnosis?
Answer and explanation
Correct answer: A. Duodenal atresia
- Step 1: A double bubble indicates duodenal atresia, which is associated with Down syndrome. Answer: Duodenal atresia. Why not the others: Pyloric stenosis, Malrotation without volvulus and Hirschsprung disease don't fit.
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