NCIt related terms : Incomplete Hydatidiform Mole;
NCIt definition : A gestational trophoblastic disorder characterized by the presence of an abnormal
fetus and two populations of chorionic villi: one population which is unremarkable
and a second one which shows hydropic changes.;
Alternative definition : NICHD: A placental disorder characterized by the presence of two populations of chorionic
villi: one population which is of unremarkable development and a second one which
shows hydropic changes.;