the ratios of free beta hcg to hcg will distinguish normal from complete molar pregnancy ( p less than 10 ( -8 ) ) , hydatidiform mole from choriocarcinoma ( p less than 10 ( -4 ) ) , and choriocarcinoma from normal pregnancy ( p less than 10 ( -8 ) ) with high probability .
C0678213
complete molar pregnancy
C0020217
hydatidiform mole