Also called persistent moles, these belong to a group called gestational trophoblastic neoplasia (GTN). They are almost always cancerous. Invasive moles usually start as CHMs but develop into ...

It occurs when abnormal cells grow in the "trophoblastic" tissue which typically surrounds the fertilized egg. This tissue normally develops into the placenta to support the pregnancy. Hydatidiform ...

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

Recent work has conclusively shown that partial moles can transform into choriocarcinoma and placental-site trophoblastic tumor, therefore all patients with partial moles and complete moles ...