Obstetrics & Gynaecology – MCQ 85 – Dysgerminoma tumour marker

In a case of Dysgerminoma of ovary one of the following tumor markers is likely to be raised.
A. Serum HCG
B. Serum alphafetoprotein
C. Serum lactate dehydrogenase
D. Serum inhibin

Correct answer : C. Serum lactate dehydrogenase

Dysgerminomas produce placental alkaline phosphatase and lactate dehydrogenase. Pure dysgerminomas do not produce AFP and HCG.