Cholecystectomy and colorectal cancer: an improbable correlation.

: Several scientists have mentioned the cause and effect relationship between cholecystectomy and onset of large bowel cancer but have reached no real conclusions since the valid theoretical premises have often been denied by clinical series. In this report also, no statistically significant correlations between cholecystectomy and colorectal cancer have been found. It is suggested that this operation is only an epiphenomenon of a different etiologic phase, for instance, type of diet.