<prompt> Kasais procedure is the treatment of choice forCongenital hyperophic pylori stenosisDuodenal atresiaBiliary atresiaHirschprungs disease  <response>: Treatment of Biliary atresia Exploratory laparotomy: If needle biopsy or abdominal ultrasound is consistent with BA Intra operative cholecystocholangiography : To confirm diagnosis, demonstration of fibrotic biliary remnant and definition of absent proximal and distal bile duct patency Treatment of choice : Kasais hepatopooenterostomy Roux-en-Y hepaticojejunostomy Ref: Sabiston 20th edition Pgno : 639 