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[Volvulus of the gallbladder. Presentation of a case and review of the literature].

A case of acute torsion of the gallbladder in a 83-year old woman is presented. According to the literature, the pathogenetic mechanism, the anatomical bases and the clinical presentation of this disease are discussed. The age intervals more often affected are the pediatric and teen-ager and, mostly, the elderly over the 70's. The basic anatomical defect is the gallbladder flotation, congenital or acquired. The clinical feature is that of right acute abdomen, and emergency cholecystectomy is the treatment of choice.