[Recurrent torsion of ectopic accessory spleen in a patient with agenesis of the gallbladder].

Aged, Choristoma; complications/diagnosis, Diagnosis; Differential, Empyema; diagnosis, Gallbladder Diseases; diagnosis, Gallbladder; abnormalities, Humans, Male, Recurrence, Retroperitoneal Neoplasms; complications/diagnosis, Spleen, Torsion Abnormality