[Analysis of 101,379 cases hospitalized for calculi of the bile dusts in the Region of Piedmont].

In a study from hospitals in Piemonte (Italy) were identified (from 1976 to 1981) 101,379 recovery for cholelitiasis. Among this group we have examined some factors like sex, age, residence, surgical procedures, etc. It is concluded that there is a continuous decreased in cholecistectomy rate and that can be explained by a simultaneous rise of new instrumental and farmacological procedures in the treatment of this pathology.