<prompt> True about simple Hepatic cystAsymptomaticLined by columnar epitheliumIntracystic bleeding is common and deroofing is mandatoryCongenital  <response>: Simple Hepatic cyst Contains serous fluid , donot communicate with the biliary tree, and do not have septations Single in 50 cases Treatment Non surgical treatment : Aspiration and injection of a sclerosing agent most frequently ethanol Surgical therapy : Fenestration or unroofing the extrahepatic poion of cyst Complication Most common is Intra cystic bleeding Ref: Sabiston 20th edition Pgno :1469 