A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case report

Abstract Background Leiomyoma of the seminal vesicle is a rare leiomyoma characterized by the formation of benign leiomyomatous tissue within the seminal vesicle. Although histologically benign, excessive size can lead to urinary system disease if left untreated. Herein, we report a case of a semina...

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Main Authors: Xiaoyang Xu, Shuang He, Yangyang Li, Feifei Wen, Lizhen Lu, Zhongze Cui, Shuhua Wu
Format: Article
Language:English
Published: BMC 2022-01-01
Series:BMC Urology
Subjects:
Online Access:https://doi.org/10.1186/s12894-022-00963-3
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author Xiaoyang Xu
Shuang He
Yangyang Li
Feifei Wen
Lizhen Lu
Zhongze Cui
Shuhua Wu
author_facet Xiaoyang Xu
Shuang He
Yangyang Li
Feifei Wen
Lizhen Lu
Zhongze Cui
Shuhua Wu
author_sort Xiaoyang Xu
collection DOAJ
description Abstract Background Leiomyoma of the seminal vesicle is a rare leiomyoma characterized by the formation of benign leiomyomatous tissue within the seminal vesicle. Although histologically benign, excessive size can lead to urinary system disease if left untreated. Herein, we report a case of a seminal vesicle epithelioid leiomyoma. Case presentation A 36-year-old Chinese man sought medical attention at our hospital for urination pain and hemospermia. CT showed a 5.3 cm × 5.0 cm seminal vesicle mass with a mixed density in the right seminal vesicle. The gross specimen showed light yellow, gray, and white tissues, with softness and hemorrhage in some places. Histologically, it showed classic spindle cell proliferation, with spindle cells arranged in fascicles, and mitosis was rare. Immunohistochemistry showed frequent expression of smooth muscle markers, such as calponin, SMA, and desmin. A diagnosis of epithelioid leiomyoma was proposed according to the immunohistochemical findings and morphology. The patient did not receive adjuvant therapy. There was no evidence of tumor recurrence in the 10 months after surgery. Conclusions We report the first case of epithelioid leiomyoma in the seminal vesicle. This disease should be included in the differential diagnostic list of seminal vesicle tumors with epithelioid morphology.
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spelling doaj.art-dfeeea0a1ad146988b8a08402fa629e42022-12-21T17:23:21ZengBMCBMC Urology1471-24902022-01-012211910.1186/s12894-022-00963-3A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case reportXiaoyang Xu0Shuang He1Yangyang Li2Feifei Wen3Lizhen Lu4Zhongze Cui5Shuhua Wu6Department of Pathology, Binzhou Medical University HospitalDepartment of Pathology, Binzhou Medical University HospitalDepartment of Pathology, Binzhou Medical University HospitalDepartment of Pathology, Binzhou Medical University HospitalDepartment of Pathology, Binzhou Medical University HospitalDepartment of Pathology, Binzhou Medical University HospitalDepartment of Pathology, Binzhou Medical University HospitalAbstract Background Leiomyoma of the seminal vesicle is a rare leiomyoma characterized by the formation of benign leiomyomatous tissue within the seminal vesicle. Although histologically benign, excessive size can lead to urinary system disease if left untreated. Herein, we report a case of a seminal vesicle epithelioid leiomyoma. Case presentation A 36-year-old Chinese man sought medical attention at our hospital for urination pain and hemospermia. CT showed a 5.3 cm × 5.0 cm seminal vesicle mass with a mixed density in the right seminal vesicle. The gross specimen showed light yellow, gray, and white tissues, with softness and hemorrhage in some places. Histologically, it showed classic spindle cell proliferation, with spindle cells arranged in fascicles, and mitosis was rare. Immunohistochemistry showed frequent expression of smooth muscle markers, such as calponin, SMA, and desmin. A diagnosis of epithelioid leiomyoma was proposed according to the immunohistochemical findings and morphology. The patient did not receive adjuvant therapy. There was no evidence of tumor recurrence in the 10 months after surgery. Conclusions We report the first case of epithelioid leiomyoma in the seminal vesicle. This disease should be included in the differential diagnostic list of seminal vesicle tumors with epithelioid morphology.https://doi.org/10.1186/s12894-022-00963-3Seminal vesicleEpithelioid leiomyomaCase reportPathologyComputed tomography
spellingShingle Xiaoyang Xu
Shuang He
Yangyang Li
Feifei Wen
Lizhen Lu
Zhongze Cui
Shuhua Wu
A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case report
BMC Urology
Seminal vesicle
Epithelioid leiomyoma
Case report
Pathology
Computed tomography
title A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case report
title_full A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case report
title_fullStr A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case report
title_full_unstemmed A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case report
title_short A common tumor in an uncommon site: epithelioid Leiomyoma arising from the seminal vesicle—a case report
title_sort common tumor in an uncommon site epithelioid leiomyoma arising from the seminal vesicle a case report
topic Seminal vesicle
Epithelioid leiomyoma
Case report
Pathology
Computed tomography
url https://doi.org/10.1186/s12894-022-00963-3
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