Table 3.

Expression of immunohischemical markers in 34 CNS GCTs

Histology	PLAP	C-kit	OCT3/4	HCG	AFP	CD30	CK AE1/3
G	+	+	+	-	-	-	-
STGC	-	-	-	+	-	+	+
G+EC	+	+	+	-	-	+	+
G+YST+EC	+	+	+	-	+	+	+
T(MT+IT)	-	-	-	-	-	-	+
EC	-	-	+	-	-	+	+
CC	+	-	-	+	-	-	+

G: germinoma; MT: mature teratoma; IT: immature teratoma; MGCTs: mixed germ cell tumors; EC: embryonal carcinoma; YST: yolk sac tumor; CC: choriocarcinoma; STGCs: syncytiotrophoblastic giant cells.