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: Radiology
[{'content': 'Thickened gall bladder wall in USG seen in – a) Acute cholecystitisb) Mucosal thickeningc) Cholesterosisd) Ascitese) AIDS cholangitis \nSelect and explain. \nA. abcd, B. bcde, C. abde, D. ade', 'role': 'user'}, {'content': 'Answer: C \nExplanation: All the given causes except cholesterosis can cause thickening of gallbladder wall. For details read text of the chaptor.\nAmongst common cholecystoses, adenomyomatosis causes thickening of gallbladder wall not cholesterosis.', 'role': 'assistant'}]