This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Stomach & Duodenum, Subject name: Surgery
[{'content': "Duodenal atresia is associated with: \nSelect and explain. \nA. Down's syndrome, B. Patau's syndrome, C. Turner's syndrome, D. Edward's syndrome", 'role': 'user'}, {'content': 'Answer: A \nExplanation: ASSOCIATED ANOMALIES WITH DUODENAL ATRESIA - prematurity, DOWN SYNDROME,polyhydramnios malrotation ,annular pancreas ,biliary atresia cardiac , renal, esophageal , anorecatal anomaies.', 'role': 'assistant'}]