Relationship between cholecystectomy and ascending colon cancer.


A retrospective study involving 706 sample cases of large bowel cancer grouped by subsite (ascending colon, transverse colon, descending colon, sigmoid colon, ana rectum), sex, and age identified during the Third National Cancer Survey (Pittsburgh SMSA, 1969--1971) was recently completed. The basic strategy of this comparative study was to determine whether… (More)