RADIOLOGY: GASTROINTESTINAL: GI: Case# 33063: DUODENAL PERFORATION. 67 year old a women with polycystic kidney and liver disease status post CABG x 3. Now with progressive abdominal pain and distension over approximately 2 days. 1. Gross ascites with differential densities and free air suggesting bowel leak and/or hemorrhage. See discussion above. 2. Polycystic kidney and liver disease. 3. Bilateral pleural effusions.