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Choriocarcinoma within the third trimester placenta--a case report
Magdalena Białas1, Bolesław Papla, Jacek Wójcik
1Department of Pathomorphology, Collegium Medicum, Jagiellonian University Kraków.
Summary
A rare placental choriocarcinoma was incidentally discovered after a stillbirth. This gestational trophoblastic neoplasm showed no signs of metastasis in the mother.
Area of Science:
- Pathology
- Obstetrics
- Gynecologic Oncology
Background:
- Placental pathology is crucial for understanding pregnancy complications.
- Choriocarcinoma is a rare gestational trophoblastic neoplasm.
- Stillbirth necessitates thorough pathological examination of the placenta.
Observation:
- A small focus of choriocarcinoma was incidentally identified in a third-trimester placenta.
- The placenta was examined due to a stillbirth at 31 weeks gestation.
- The choriocarcinoma lesion was macroscopically mistaken for an infarct.
Findings:
- Microscopic examination confirmed choriocarcinoma and a separate infarct.
- Elevated beta-human chorionic gonadotropin (beta-hCG) levels normalized rapidly post-delivery.
- No maternal metastases were detected at delivery or during follow-up.
Implications:
- This case highlights the importance of meticulous placental examination in stillbirth cases.
- Early detection and monitoring of beta-hCG are vital for managing placental choriocarcinoma.
- The absence of maternal metastasis suggests a potentially favorable prognosis in select cases.
