11. The causes of biliary atresia are not well understood. 12. There are isolated examples of biliary atresia in animals. 13. Duodenal atresia has a strong association with Down syndrome. 14. An inherited form familial multiple intestinal atresia has also been described. 15. Timmy was diagnosed with biliary atresia upon birth. 16. The remainder die off over time in a continuous process called ovarian follicle atresia . 17. Aiden was born with biliary atresia , a condition where the bile duct is obstructed. 18. An association between biliary atresia and the ADD3 gene was first detected in Hedgehog gene. 19. After birth, duodenal atresia may cause abdominal distension, especially of the upper abdomen. 20. Biliary atresia is a condition that affects one of out of every 15, 000 children.