[Four cases of benign hepatic tumors associated with oral contraception (author's transl)].

The authors have observed 4 cases of benign liver tumors associated with oral contraception. These lesions have been revealed by pains or abdominal tumors, and have been treated by surgery, or not treated. The relations between tumors livers and pill are studied. These tumors are probably frequent and can give acute complications such hemorrhage and perhaps cancer.