Best investigation endometriosis is :: (A) Laparoscopy, (B) USG, (C) X-ray pelvis, (D) CT Scan
Answer is A. Laparoscopy is the gold standard in the diagnosis of endometriosis. The diagnosis should be validated by peritoneal and tissue biopsy, because corpus luteal haematoma can resemble a chocolate cyst. Reference: Shaw's Textbook of Gynaecology 16th edition page no 415