HEPATOBILIARY SCINTIGRAPHY IN AN IMMUNOSUPPRESSED PATIENT WITH HEPATOCELLULAR DYSFUNCTION AND ACUTE CHOLECYSTITIS - DIAGNOSTIC DILEMMAS POSED BY DELAYED GALLBLADDER VISUALIZATION

A case of acute cholecystitis in an immunosuppressed patient with hepa tocellular dysfunction is reported. The diagnostic dilemmas posed by t he lack of specific sonographic findings, the possibility of acute gal lbladder disease without early cystic duct obstruction, and the absenc e of clear guidelines for the interpretation of delayed appearance of the gallbladder on hepatobiliary scintigraphy in this subgroup of pati ents are discussed.