2025, Number 1
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Arch Inv Mat Inf 2025; 16 (1)
Endometrial bone metaplasia as a cause of infertility: clinical case report
Álvarez-Esparza VG, Castillo-Cruz JR, Barbabosa-Vilchis JA, Olivera-García N, Hernández-Flores SE
Language: Spanish
References: 16
Page: 37-41
PDF size: 767.42 Kb.
ABSTRACT
Introduction: heterotopic ossification is a pathology characterized by the metaplastic transformation of non-bony soft tissues into bones (osseous metaplasia). This condition can be acquired or congenital. Heterotopic ossification in endometrial tissue is rare; infertility is one of its clinical characteristics.
Clinical case: a 38-year-old patient reported dyspareunia and abnormal uterine bleeding, as well as a desire for a new pregnancy. A diagnostic hysteroscopy showed multiple images of fragments with whitish, hard, and porous characteristics; these fragments were extracted. Histopathological analysis confirmed the diagnosis of endometrial osseous metaplasia. After extraction, the patient regained fertility and completed a full-term pregnancy at 37.5 weeks of gestation, delivered by abdominal route due to severe preeclampsia.
Conclusion: endometrial osseous metaplasia should be suspected in patients without IUD, who are seeking conception and have dyspareunia and abnormal uterine bleeding not related to structural or endocrinological abnormalities, as well as a suspicious hyperechogenic image on ultrasound. The definitive diagnosis in the clinical case was histopathological. Although the pathophysiology was not clear, a history of abortions was considered important due to residual fetal bone material may have been present.
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