This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological oncology, Subject name: Gynaecology & Obstetrics
Pain of ovarian carcinoma is referred to: 
Select and explain. 
A. Back of thigh, B. Cervical region, C. Anterior surface of thigh, D. Medical surface of thigh
D: Medical surface of thigh
Answer: D: Medical surface of thigh 
Explanation: pain in the medial surface of thigh may be due to irritation of obturator nerve.other features include abdominal pain,abdominal lump,abdomibal discomfo,postmenopausal bleeding,weight loss,cachexia,anemia are the symptoms of advanced stage of cancer. Refer page no 526 of Text book of obstetrics,sheila balakrishnan.