Status:

RECRUITING

A Multi-center Cohort Study of Hydatidiform Mole in China (CN-HM-01)

Lead Sponsor:

Obstetrics & Gynecology Hospital of Fudan University

Collaborating Sponsors:

Peking Union Medical College Hospital

Shengjing Hospital

Conditions:

Hydatidiform Mole

Eligibility:

FEMALE

18-60 years

Brief Summary

This observational study aims to establish a national cohort of patients with hydatidiform mole (molar pregnancy) to investigate its malignant transformation rate and malignant transformation mechanis...

Eligibility Criteria

Inclusion

  • Clinically or pathologically diagnosed as hydatidiform mole.
  • Availability of complete medical records, including clinical and pathological data.
  • No evidence of myometrial invasion or metastasis.
  • Serum hCG levels normalized after uterine evacuation with at least 6 months of follow-up, OR diagnosed with postmolar gestational trophoblastic neoplasia (pGTN) during follow-up.
  • No history of psychiatric disorders, serious infectious diseases, or immune system diseases (such as systemic lupus erythematosus, myasthenia gravis, HIV infection, etc.).
  • Willing to participate in this study and sign the relevant informed consent form.

Exclusion

  • Missing clinical data.
  • Loss to follow-up: Do not return to participating hospital for follow-up visits after uterine evacuation, or could not be contacted for subsequent monitoring of hCG changes.
  • Concomitant malignancies or autoimmune deficiency disorders (e.g., systemic lupus erythematosus, myasthenia gravis, HIV infection, etc.).
  • As determined by the investigator, the presence of medical, psychological, social, occupational, or other conditions that would violate the study protocol or impair the subject's ability to provide informed consent.

Key Trial Info

Start Date :

July 9 2025

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

August 30 2030

Estimated Enrollment :

1489 Patients enrolled

Trial Details

Trial ID

NCT07202728

Start Date

July 9 2025

End Date

August 30 2030

Last Update

October 2 2025

Active Locations (14)

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Page 1 of 4 (14 locations)

1

Gansu Province Maternal and Child Care Hospital

Lanzhou, Gansu, China, 730050

2

Shenzhen Maternity & Child Healthcare Hospital

Shenzhen, Guangdong, China, 518028

3

Hainan women and children medical center

Haikou, Hainan, China, 570311

4

Hebei Medical University Third Hospital

Shijiazhuang, Hebei, China, 050051