The results of a multidiscipline trial conducted on 70 patients with cholecyst or bile duct diseases, including 20 complicated by icterus, are presented. the diagnostic significance of cholecystography and cholangiography supplemented by echotomography and HIDA cholescintigraphy was assessed. A personally employed protocol for the diagnosis of patients with cholecyst and bile duct disorders, covering both simple lithiasis and cases complicated by icterus, is proposed.