Most common cause of hemobilia is

Hemobilia is bleeding commonly from the liver or occasionally from the gallbladder into the biliary tract.Accidental trauma,iatrogenic trauma (50%) is the most common cause.In accidents,Hemobilia is more commonly caused by blunt trauma than penetrating one.Other causes include Vascular diseases of hepatic aery,malignant and benign liver diseases,poal hypeension,parasitic liver diseases,etc. Reference:SRB's manual of surgery,5th edition,page no:662