This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumor Markers, Subject name: Gynaecology & Obstetrics
[{'content': 'Ca 125 is elevated in all. Except - \nSelect and explain. \nA. Tuberculosis, B. Endometriosis, C. Ovarian tumor, D. Polycystic ovarian disease', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. is \'d\' i.e. "Polycystic ovarian disease (Ref : Shaws, 13/e, p 372 (12/e, p374))Ca-125 is raised inEndometriosisAbdominal tuberculosisPIDMalignant epithelial ovarian tumoursChronic liver diseaseNormal woman - (2%)', 'role': 'assistant'}]