This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'Acalculous cholecystitis can be seen in all the following conditions Except \nSelect and explain. \nA. Enteric fever, B. Dengue haemorrhagic fever, C. Leptospirosis, D. Malaria', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Enteric fever can be presented as cholecystitis, more frequently chronic, and the patient is a typhoid carrier excretes Salmonella typhimurium in the bile.Acalculous cholecystitis is a rare presentation of leptospirosis progressing to Weil&;s disease.Acute acalculous cholecystitis can develop secondary to dengue hemorrhagic fever', 'role': 'assistant'}]