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11955 Pathology

A 1-month-old infant is brought to the physician by her parents. She has had repeated bouts of bilious vomiting over the past month and cannot be fed adequately She is in the 10th percentile for weight and the 50th percentile for length. An upper GI series discloses marked narrowing of the midportion of the duodenum. What is the most likely cause of this infant’s GI obstruction?

AAnnular pancreas
BDuodenal polyp
CIslet cell adenoma
DPancreatic pseudocyst
Pathology
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