Premalignant lesions of the pappilla of Vater and the common bile duct.

Two patients with benign adenomatous papilloma of the papilla of Vater and the common bile duct are presented. Both patients had symptoms from the upper gastrointestinal tract and biliary system. The clinical and roentgenological aspects are discussed and the importance of the correct preoperative and/or peroperative diagnosis and the value of radical surgery is emphasized.