All of the following are germ cell tumours except?
A. Mesonephroid tumors
B. Teratoma
C. Dysgerminoma
D. Endodermal sinus tumour
Correct answer: A. Mesonephroid tumors
Ovarian clear cell carcinomaOvarian clear cell carcinoma
Germ cell tumours include Teratoma, Dysgerminoma, Endodermal sinus tumour, Embryonal carcinoma, Polyembryoma, Choriocarcinoma and mixed forms.
Mesonephroid tumour is an epithelial tumour.
It is also known as clear cell carcinoma.
It is an uncommon tumour of ovary.
It is highly malignant.
Ref: Shaw’s Textbook of Gynaecology, 15th edition, p373-376.
Image credits: Nephron. Licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. https://en.wikipedia.org/wiki/File:Ovarian_clear_cell_carcinoma_-a-_very_high_mag.jpg
