Gestational trophoblastic disease (GTD) spans a spectrum from two premalignant conditions: partial and complete hydatidiform moles, to three malignant tumors, namely: invasive mole, gestational ...

[21] All patients who have surgery for an ectopic pregnancy should have material sent for histological analysis to exclude any underlying molar pregnancy or malignancy. In many states the in the ...

Hydatidiform Mole: An abnormal pregnancy characterized by the presence of an abnormal conceptus, which can be complete (no maternal genome) or partial (contains both maternal and paternal genomes).