胆道闭锁是新生儿黄疸常见病因之一。其发病率约1/ 10 0 0 0 ,多见于母乳喂养儿,出生时体重正常,女性多于男性。长期以来,儿外科工作者对此病进行了广泛深入的研究,迄今为止,发病原因尚不明确。胆管闭锁发生的时间可以是胎儿期、或出生后,因此,目前只提“胆道闭锁”,而不是冠以 Biliary atresia is one of the common causes of neonatal jaundice. The incidence of about 1/100000, more common in breastfeeding children, normal birth weight, more women than men. For a long time, pediatric surgical workers conducted extensive and in-depth study of the disease, so far, the cause of the disease is not yet clear. Biliary atresia can occur during the fetal period, or after birth, so the current only mention “biliary atresia”, rather than the crown