Duodenal Atresia, also known as familial duodenal atresia, is related to pancreas, annular and feingold syndrome 1. An important gene associated with Duodenal Atresia is GUCY2C (Guanylate Cyclase 2C), and among its related pathways/superpathways are Nervous system development and CKAP4 signaling pathway map. Affiliated tissues include small intestine and pancreas, and related phenotypes are polyhydramnios and duodenal atresia