Immunohistochemical Analysis of Ectopic Endometriosis in the Uterine Round Ligament
Author Information
Author(s): Terada Shinichi, Miyata Yachiyo, Nakazawa Hiroaki, Higashimori Takamitsu, Arai Takanari, Kikuchi Yuji, Nozaki Motohiro
Primary Institution: National Hospital Organization Disaster Medical Center
Hypothesis
Can immunohistochemical analysis improve the diagnosis of ectopic endometriosis?
Conclusion
The combination of estrogen or progesterone receptor antibodies for the nucleus and CD10 or COX-2 antibodies for the cytoplasm can enhance the accuracy of diagnosing ectopic endometriosis.
Supporting Evidence
- The tumor was found to be attached to the uterine round ligament.
- Immunohistochemical analysis revealed positive staining for several antibodies.
- The patient had no recurrence of the tumor one year after surgery.
- Endometriosis was not related to an inguinal hernia in this case.
- CA125 levels were within the normal range post-operation.
Takeaway
Doctors found a rare type of endometriosis in a woman's groin, and special tests helped them understand it better.
Methodology
Immunohistochemical analysis of tumor tissue was performed using various antibodies.
Limitations
The study is based on a single case report, limiting generalizability.
Participant Demographics
A 28-year-old woman with a thumb-sized tumor in the right groin.
Digital Object Identifier (DOI)
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