but the same parameter was differentially reduced in hydatidiform mole ( hm ) and chorioadenoma destruens ( ca ) as compared with normal pregnancy , and the ratio of fraction 2 to fraction 1 ( 11-deoxy-17-ketosteroids ) was found useful in separating normal pregnancy , hm , and ca from each other .
C0008493
chorioadenoma destruens
C0020217
hm