A middle aged woman presented to the OPD with dull abdominal pain for 6 months. CT scan of pelvis showed a 7cm mass involving left ovary with irregular calcifications. The right fallopian tube & ovary are excised. What is the likely diagnosis?: (A) Mucinous cystadenoma, (B) Choriocarcinoma, (C) Dysgerminoma, (D) Mature cystic teratoma
Answer is D. .