A.正常值<1ng/ml
B.通常40%~60%的睪丸NSGCT患者血清β-HCG升高
C.100%絨癌患者血清β-HCG升高;40%~60%的胚胎癌因有合體滋養(yǎng)層細胞分化,導(dǎo)致HCG升高
D.10%~30%的精原細胞瘤含有合體滋養(yǎng)層細胞,使β-HCG升高
E.預(yù)后不良的轉(zhuǎn)移性精原細胞瘤患者中38%的患者血清β-HCG升高,但預(yù)后最好的精母細胞精原細胞瘤血清β-HCG、AFP均為陰性,故罕有轉(zhuǎn)移