This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Jelly belly is associated with all conditions, EXCEPT: 
Select and explain. 
A. Cystadenoma of the appendix, B. Mucinous adenocarcinoma, C. Colorectal mucinous cancer, D. Intraductal papillary mucinous neoplasm pancreas
D: Intraductal papillary mucinous neoplasm pancreas
Answer: D: Intraductal papillary mucinous neoplasm pancreas 
Explanation: In reality the pseudomyxoma peritonei or "jelly belly" probably represents mucinous ascites, in association with a cystadenoma of the appendix (resulting in true PMP); to frank mucinous adenocarcinoma. Additionally intestinal mucinous tumours, paicularly colorectal cancers, or any mucinous neoplasm may present with clinical, radiological and pathological features resembling pseudomyxoma peritonei. Ref: World J Gastrointest Oncol 2010 January 15; 2(1): 44-50.