although carcinomas of the ampulla are much more rare than those of the pancreas , the number of patients in our operative series with adenocarcinoma of the ampulla approached the number with adenocarcinoma of the pancreas , indicating that only those with small , early lesions of the head of the pancreas were considered to be appropriate candidates for pancreatoduodenectomy .
C0030274
pancreas
C0281361
the