This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Staging, Investigation and Prognostic Factors, Subject name: Gynaecology & Obstetrics
[{'content': 'Ca cervix staging done by - \nSelect and explain. \nA. CT, B. *MRI, C. Clinical findings, D. Histopathology', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. is \'c\' i.e., Clinical findings "Staging in essentially based on clinical findings (chest radiograph, I VP, Cystoscopy & proctoscopy. Lately CT & MR/ are also included in pre-treatment strategy, but FDG-PET is considered to be the gold standard in investigations)', 'role': 'assistant'}]