Hydatidiform mole

MONDO:0006248

A gestational trophoblastic disorder characterized by marked enlargement of the chorionic villi, hyperplasia of the villous trophoblastic cells and hydropic changes.

Also known as: hydatid mole, hydatidiform mole, molar pregnancy, HYDM, hydatidiform mole, recurrent

1443 clinical trials for this condition and its sub-types, 3 tagged with Hydatidiform mole itself.

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Where it sits in the disease tree

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Part of

↑ Hereditary disease (18235) ↑ Trophoblastic neoplasm (15) ↑ Placenta neoplasm (6)

Sub-types of Hydatidiform mole

Complete hydatidiform mole 1 trial · 2 incl. sub-types
2 sub-types
- Hydatidiform mole, recurrent, 1 1 trial
- Hydatidiform mole, recurrent, 2 0 trials
Hydatidiform mole, recurrent, 3 0 trials
Hydatidiform mole, recurrent, 4 0 trials
Invasive hydatidiform mole 0 trials
Partial hydatidiform mole 0 trials

Including sub-types (1443) Tagged with Hydatidiform mole (3)

Trials to join now! 2 Not yet finished but already full! 1

Scientists hunt for hidden genes behind rare pregnancy moles

Knowledge-focused Ongoing

This study aims to find the genetic changes that cause some women to have repeated molar pregnancies (abnormal growths in the womb). Researchers will analyze DNA from blood and tissue samples of up to 100 women and their relatives. The goal is to discover new genes linked to this…

Sponsor: Baylor College of Medicine • Aim: Knowledge-focused

Last updated Jun 27, 2026 12:23 UTC

Hydatidiform mole

Where it sits in the disease tree

Scientists hunt for hidden genes behind rare pregnancy moles