fifty-six patients had germ cell tumors and 7 epithelial tumors , 6 patients had bilateral tumors , 47 patients had teratomas ( 41 benign , 3 with embryonic tissue , and 3 malignant ) , 6 germinomas , 1 endodermal sinus tumor , and 2 mixed germ cell tumors .
C0205851
germ cell tumors
C0027651
tumors