A molar pregnancy, also known as a hydatidiform mole, is an abnormal human pregnancy with no embryo and an overgrowth of the cells that form the placenta. The common form of molar pregnancy ...

Gestational Trophoblastic Neoplasia (GTN): A group of rare tumors that arise from trophoblastic tissue, which is involved in pregnancy. Hydatidiform Mole: An abnormal pregnancy characterized by ...

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

a positive pregnancy test can sometimes indicate a molar pregnancy, a type of non-cancerous tumor that's also known as a ...