[The primary neoplasm of the gall-bladder. Report of 55 cases (author's transl)].

The authors report 55 cases of primary neoplasms of the bladder which represent 5,2 per cent of cholecystectomies, their study prove its very important deadly character. They insist on the necessity of the immediatly systematic examination. This examination permit a knowledge of the in situ stades and permit to make adapted surgical treatment. This treatment may be a cholecystectomy if it's a in situ type adenocarcinoma but it must be an enlarged cholecystectomy in all the other cases.