Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration

Purpose: The goal of this study was to perform a retrospective analysis of the ultrasonographic findings associated with low-grade endometrial stromal sarcoma. Methods: Ten pathologically confirmed cases of low-grade endometrial stromal sarcoma at our institution from January 2007 to April 2014 were...

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Main Authors: Ga Eun Park, Sung Eun Rha, Soon Nam Oh, Ahwon Lee, Keun Ho Lee, Mee-Ran Kim
Format: Article
Language:English
Published: Korean Society of Ultrasound in Medicine 2016-04-01
Series:Ultrasonography
Subjects:
Online Access:http://www.e-ultrasonography.org/upload/usg-15045.pdf
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author Ga Eun Park
Sung Eun Rha
Soon Nam Oh
Ahwon Lee
Keun Ho Lee
Mee-Ran Kim
author_facet Ga Eun Park
Sung Eun Rha
Soon Nam Oh
Ahwon Lee
Keun Ho Lee
Mee-Ran Kim
author_sort Ga Eun Park
collection DOAJ
description Purpose: The goal of this study was to perform a retrospective analysis of the ultrasonographic findings associated with low-grade endometrial stromal sarcoma. Methods: Ten pathologically confirmed cases of low-grade endometrial stromal sarcoma at our institution from January 2007 to April 2014 were retrospectively reviewed. All patients underwent a preoperative transvaginal ultrasound. Two radiologists came to a consensus regarding the location, size, margin, and echogenicity of the tumor, as well as the presence of intratumoral cystic degeneration and its extent and configuration. Results: Low-grade endometrial stromal sarcoma manifested as an intramural mass protruding into the endometrial cavity (n=6) or as a purely intramural mass (n=4). The maximal diameter of the lesion ranged from 4 to 9.1 cm (mean, 6.2 cm). The imaging features of low-grade endometrial stromal sarcoma were variable: six cases involved predominantly solid masses containing cystic degeneration, one was a predominantly unilocular cystic mass, two were ill-defined infiltrative solid masses, and one was a well-defined solid mass. Among the seven cases with internal cystic degeneration, five patients showed a multiseptated cystic area or a cystic area with multiple small clusters, while a unilocular cystic area within the tumor was found in two patients. Conclusion: Low-grade endometrial stromal sarcoma is associated with variable ultrasonographic findings with regard to the location, margin, and configuration of the lesion. Multiseptated cystic areas and multiple small areas of cystic degeneration are common.
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spelling doaj.art-da54087cb2e0419e969770fcc98b93f22022-12-22T00:49:54ZengKorean Society of Ultrasound in MedicineUltrasonography2288-59192288-59432016-04-0135212413010.14366/usg.15045109Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degenerationGa Eun Park0Sung Eun Rha1Soon Nam Oh2Ahwon Lee3Keun Ho Lee4Mee-Ran Kim5 Department of Radiology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Department of Radiology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Department of Radiology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Department of Hospital Pathology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Department of Obstetrics and Gynecology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Department of Obstetrics and Gynecology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, KoreaPurpose: The goal of this study was to perform a retrospective analysis of the ultrasonographic findings associated with low-grade endometrial stromal sarcoma. Methods: Ten pathologically confirmed cases of low-grade endometrial stromal sarcoma at our institution from January 2007 to April 2014 were retrospectively reviewed. All patients underwent a preoperative transvaginal ultrasound. Two radiologists came to a consensus regarding the location, size, margin, and echogenicity of the tumor, as well as the presence of intratumoral cystic degeneration and its extent and configuration. Results: Low-grade endometrial stromal sarcoma manifested as an intramural mass protruding into the endometrial cavity (n=6) or as a purely intramural mass (n=4). The maximal diameter of the lesion ranged from 4 to 9.1 cm (mean, 6.2 cm). The imaging features of low-grade endometrial stromal sarcoma were variable: six cases involved predominantly solid masses containing cystic degeneration, one was a predominantly unilocular cystic mass, two were ill-defined infiltrative solid masses, and one was a well-defined solid mass. Among the seven cases with internal cystic degeneration, five patients showed a multiseptated cystic area or a cystic area with multiple small clusters, while a unilocular cystic area within the tumor was found in two patients. Conclusion: Low-grade endometrial stromal sarcoma is associated with variable ultrasonographic findings with regard to the location, margin, and configuration of the lesion. Multiseptated cystic areas and multiple small areas of cystic degeneration are common.http://www.e-ultrasonography.org/upload/usg-15045.pdfEndometrial stromal tumorsSarcomaUltrasonography
spellingShingle Ga Eun Park
Sung Eun Rha
Soon Nam Oh
Ahwon Lee
Keun Ho Lee
Mee-Ran Kim
Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration
Ultrasonography
Endometrial stromal tumors
Sarcoma
Ultrasonography
title Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration
title_full Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration
title_fullStr Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration
title_full_unstemmed Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration
title_short Ultrasonographic findings of low-grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration
title_sort ultrasonographic findings of low grade endometrial stromal sarcoma of the uterus with a focus on cystic degeneration
topic Endometrial stromal tumors
Sarcoma
Ultrasonography
url http://www.e-ultrasonography.org/upload/usg-15045.pdf
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