Secondary surgery can be effective in dysgerminomas and immature teratomas.
2.
Often serum and spinal fluid tumor markers of immature teratomas and beta-HCG which occur in choriocarcinomas.
3.
A mature teratoma is typically benign and found more commonly in women, while an immature teratoma is typically malignant and is more often found in men.
4.
Sacrococcygeal teratomas are benign 75 % of the time, malignant 12 % of the time, and the remainder are considered " immature teratomas " that share benign and malignant features.
5.
An "'immature teratoma "'is a rare type of malignant ( cancerous ) germ cell tumor ( type of tumor that begins in the cells that give rise to sperm or eggs ).
6.
The words " teratoma " and " mature teratoma " both have been used to refer to a benign growth, while the word " teratoma " may also refer to " immature teratoma ", a cancerous growth.