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Updated: Jun 23, 2026

Microsatellite DNA Genotyping and Flow Cytometry Ploidy Analyses of Formalin-fixed Paraffin-embedded Hydatidiform Molar Tissues
Published on: October 20, 2019
[Hydatidiform mole and gestational trophoblastic disease]
1Departamento de Ginecologia e Obstetrícia, Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo, Ribeirão Preto, SP, Brasil. andrade@fmrp.usp.br
Hydatiform mole, a rare pregnancy complication, requires careful management. Early diagnosis and specific treatments like vacuum aspiration, followed by hormonal contraception and serial human chorionic gonadotropin monitoring, are crucial for patient safety.
Area of Science:
- Gynecology
- Obstetrics
- Reproductive Endocrinology
Context:
- Hydatiform mole is a rare but potentially life-threatening pregnancy complication.
- Two main types exist: partial and complete, with complete moles having a higher risk of persistent disease.
- Advancements in ultrasonography have increased early, asymptomatic diagnoses.
Purpose:
- To outline current best practices for diagnosing, treating, and monitoring hydatiform mole.
- To highlight the importance of differentiating between partial and complete moles due to differing risks.
- To emphasize updated management strategies, including preferred evacuation methods and follow-up protocols.
Summary:
- Hydatiform mole diagnosis is increasingly incidental due to early pregnancy ultrasonography.
- Vacuum aspiration is the recommended evacuation method; medications inducing uterine contractions should be avoided.
- Post-evacuation management includes hormonal contraception and weekly human chorionic gonadotropin (hCG) monitoring.
- hCG monitoring must utilize assays detecting all molecular forms (intact, hyperglycosylated, free beta subunit, central fragment beta subunit).
Impact:
- Improved patient outcomes through timely and appropriate management of hydatiform mole.
- Reduced risk of complications and persistent trophoblastic disease.
- Standardized follow-up protocols ensure comprehensive monitoring for all patients.
- Enhanced detection of all hCG forms leads to more accurate assessment of disease status.
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