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
Duodenal atresia is associated with: 
Select and explain. 
A. Down's syndrome, B. Patau's syndrome, C. Turner's syndrome, D. Edward's syndrome
A: Down's syndrome
Answer: A: Down's syndrome 
Explanation: ASSOCIATED ANOMALIES WITH DUODENAL ATRESIA - prematurity, DOWN SYNDROME,polyhydramnios malrotation ,annular pancreas ,biliary atresia cardiac , renal, esophageal , anorecatal anomaies.