Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case report

Abstract Background During pregnancy, the discovery of adnexal masses remains frequent. Such masses are mostly benign. Ovarian endometrioma is a rare etiology. The diagnosis may be difficult in some situations, such as decidualization. It may be asymptomatic or result in complications for which magn...

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Main Authors: Hadiza Moutari Soule, Sofia Jayi, Tigani Guirema Madi, Alpha Boubacar Conte, Fatima Zohra Fdili Alaoui, Hikmat Chaara, Moulay Abdelilah Melhouf
Format: Article
Language:English
Published: BMC 2020-10-01
Series:Journal of Medical Case Reports
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13256-020-02513-7
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author Hadiza Moutari Soule
Sofia Jayi
Tigani Guirema Madi
Alpha Boubacar Conte
Fatima Zohra Fdili Alaoui
Hikmat Chaara
Moulay Abdelilah Melhouf
author_facet Hadiza Moutari Soule
Sofia Jayi
Tigani Guirema Madi
Alpha Boubacar Conte
Fatima Zohra Fdili Alaoui
Hikmat Chaara
Moulay Abdelilah Melhouf
author_sort Hadiza Moutari Soule
collection DOAJ
description Abstract Background During pregnancy, the discovery of adnexal masses remains frequent. Such masses are mostly benign. Ovarian endometrioma is a rare etiology. The diagnosis may be difficult in some situations, such as decidualization. It may be asymptomatic or result in complications for which magnetic resonance imaging is needed. Case presentation We describe an unusual case of decidualization of an ovarian endometrioma complicated by a sigmoid fistula during a 7-week, 1-day pregnancy in a Arabic patient aged 38 years who developed acute pelvic pain with fever. She had a medical history of unexplored secondary dysmenorrhea. The diagnosis was suspected on the basis of magnetic resonance imaging findings. The management was based on surgery, during which exploration revealed a mass at the expense of the left ovary being very adherent and fistulized to the sigmoid. We performed adnexectomy followed by digestive ostomy. The result of pathological study with immunohistochemistry led to a diagnosis of decidualization of an ovarian endometrioma altered by infection. Conclusion Decidualization of an ovarian endometrioma can lead sometimes to unexpected complications. The decision to provide surgery must be made with caution without delaying treatment in the event of a deep suspicion of malignancy and/or complication. The particular and exceptional complication discovered in our patient is the fistulization to the sigmoid.
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spelling doaj.art-3cc8c80c417749a89715d65be4387a8a2022-12-22T01:53:11ZengBMCJournal of Medical Case Reports1752-19472020-10-011411410.1186/s13256-020-02513-7Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case reportHadiza Moutari Soule0Sofia Jayi1Tigani Guirema Madi2Alpha Boubacar Conte3Fatima Zohra Fdili Alaoui4Hikmat Chaara5Moulay Abdelilah Melhouf6Department of Gynecology - Obstetrics II, Hassan II Teaching Hospital, Sidi Mohamed Ben Abdellah UniversityDepartment of Gynecology - Obstetrics II, Hassan II Teaching Hospital, Sidi Mohamed Ben Abdellah UniversityDepartment of Gynecology - Obstetrics II, Hassan II Teaching Hospital, Sidi Mohamed Ben Abdellah UniversityDepartment of Gynecology - Obstetrics II, Hassan II Teaching Hospital, Sidi Mohamed Ben Abdellah UniversityDepartment of Gynecology - Obstetrics II, Hassan II Teaching Hospital, Sidi Mohamed Ben Abdellah UniversityDepartment of Gynecology - Obstetrics II, Hassan II Teaching Hospital, Sidi Mohamed Ben Abdellah UniversityDepartment of Gynecology - Obstetrics II, Hassan II Teaching Hospital, Sidi Mohamed Ben Abdellah UniversityAbstract Background During pregnancy, the discovery of adnexal masses remains frequent. Such masses are mostly benign. Ovarian endometrioma is a rare etiology. The diagnosis may be difficult in some situations, such as decidualization. It may be asymptomatic or result in complications for which magnetic resonance imaging is needed. Case presentation We describe an unusual case of decidualization of an ovarian endometrioma complicated by a sigmoid fistula during a 7-week, 1-day pregnancy in a Arabic patient aged 38 years who developed acute pelvic pain with fever. She had a medical history of unexplored secondary dysmenorrhea. The diagnosis was suspected on the basis of magnetic resonance imaging findings. The management was based on surgery, during which exploration revealed a mass at the expense of the left ovary being very adherent and fistulized to the sigmoid. We performed adnexectomy followed by digestive ostomy. The result of pathological study with immunohistochemistry led to a diagnosis of decidualization of an ovarian endometrioma altered by infection. Conclusion Decidualization of an ovarian endometrioma can lead sometimes to unexpected complications. The decision to provide surgery must be made with caution without delaying treatment in the event of a deep suspicion of malignancy and/or complication. The particular and exceptional complication discovered in our patient is the fistulization to the sigmoid.http://link.springer.com/article/10.1186/s13256-020-02513-7PregnancyEndometriomaDecidualizationOstomy
spellingShingle Hadiza Moutari Soule
Sofia Jayi
Tigani Guirema Madi
Alpha Boubacar Conte
Fatima Zohra Fdili Alaoui
Hikmat Chaara
Moulay Abdelilah Melhouf
Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case report
Journal of Medical Case Reports
Pregnancy
Endometrioma
Decidualization
Ostomy
title Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case report
title_full Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case report
title_fullStr Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case report
title_full_unstemmed Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case report
title_short Decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy: a case report
title_sort decidualization of an ovarian endometrioma complicated by a sigmoid fistula during pregnancy a case report
topic Pregnancy
Endometrioma
Decidualization
Ostomy
url http://link.springer.com/article/10.1186/s13256-020-02513-7
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