RARE COMPLICATION OF PEPTIC ULCER DISEASE. Choledocho Duodenal Fistula- CASE REPORT

Spontaneous choledochoduodenal fistula (CDDF) is a rare form of biliary enteric fistula which usually occurs as a complication of duodenal peptic ulcer disease. Cholecystoduodenal fistulas represent the most common type of bilioenteric fistulas while choledochoduodenal fistulas account for only 1-25 of bilioenteric fistulas cases. We report on a case of ulcerogenic CDDF diagnosed by gastroduodenal endoscopy, upper gastrointestinal contrast study.