先天性胆管扩张症又称先天性胆总管囊肿、胆管囊状扩张症、特发性胆管扩张等。1923年由Vater首先报道,是小儿较常见的先天性胆道畸形,也是小儿肝胆外科中较常见的疾病之一。临床常具有3大症状:腹痛、黄疸和包块。本病的影像学检查手段较多,可分为2大类:侵袭性和非侵袭性。前者 Congenital bile duct dilatation, also known as congenital choledochal cyst, biliary cystic dilatation, idiopathic biliary dilatation. First reported by Vater in 1923, is the most common congenital biliary malformation in children and is also one of the more common diseases in pediatric hepatobiliary surgery. Clinical often have 3 major symptoms: abdominal pain, jaundice and mass. The disease imaging examination means more can be divided into two categories: aggressive and non-invasive. former