The authors relate three cases of haemobilia. One caused by trauma, the second due to the rupture of aneurysm of the right branch of the hepatic artery into the biliary tract, the third one is of gallbladder origin. The remind the major aetiological factors among which the trauma is the most common cause. Selective angiography is the investigation most likely to provide clue to bleeding its site, and orient the therapeutic choice. There are a connection between the prognosis of this rare condition and the importance of the haemorrhage. It's high mortality (15 à 25%) has relation with the frequency of traumatic aetiology. The prognosis is severe in spite of the progress of diagnosis and therapy.