A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy Needle

Endoscopic ultrasound-guided fine needle aspiration (EUS-FNA) is performed to obtain specimens for pathological analysis. For this procedure, 19-gauge (19G), 22-guage (22G), and 25-guage (25G) needles are available. The needles are classified into aspiration type and biopsy type. A 56-year-old woman...

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Main Authors: Minoru Tomizawa, Fuminobu Shinozaki, Yasufumi Motoyoshi, Takao Sugiyama, Shigenori Yamamoto, Naoki Ishige
Format: Article
Language:English
Published: Karger Publishers 2016-05-01
Series:Case Reports in Gastroenterology
Subjects:
Online Access:http://www.karger.com/Article/FullText/443269
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author Minoru Tomizawa
Fuminobu Shinozaki
Yasufumi Motoyoshi
Takao Sugiyama
Shigenori Yamamoto
Naoki Ishige
author_facet Minoru Tomizawa
Fuminobu Shinozaki
Yasufumi Motoyoshi
Takao Sugiyama
Shigenori Yamamoto
Naoki Ishige
author_sort Minoru Tomizawa
collection DOAJ
description Endoscopic ultrasound-guided fine needle aspiration (EUS-FNA) is performed to obtain specimens for pathological analysis. For this procedure, 19-gauge (19G), 22-guage (22G), and 25-guage (25G) needles are available. The needles are classified into aspiration type and biopsy type. A 56-year-old woman underwent upper gastrointestinal endoscopy that showed a 38-mm-diameter submucosal tumor. The elevated lesion was diagnosed as a submucosal tumor of the stomach. Contrast-enhanced computed tomography showed a low-density area on the luminal surface of the gastric wall, which was covered with a thin layer of gastric mucosa. EUS showed a hypoechoic lesion in the submucosal layer. Color Doppler image showed a pulsating vascular signal extending into the center of the hypoechoic lesion from the periphery. EUS-FNA was performed with a 25G biopsy needle. The specimen tissue consisted of spindle-shaped cells. The cells were positive for CD117 and CD34. The submucosal tumor was diagnosed as a gastrointestinal stromal tumor.
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spelling doaj.art-ff7a23f59706428587cc4a660bc712252022-12-21T18:01:48ZengKarger PublishersCase Reports in Gastroenterology1662-06312016-05-0110116817310.1159/000443269443269A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy NeedleMinoru TomizawaFuminobu ShinozakiYasufumi MotoyoshiTakao SugiyamaShigenori YamamotoNaoki IshigeEndoscopic ultrasound-guided fine needle aspiration (EUS-FNA) is performed to obtain specimens for pathological analysis. For this procedure, 19-gauge (19G), 22-guage (22G), and 25-guage (25G) needles are available. The needles are classified into aspiration type and biopsy type. A 56-year-old woman underwent upper gastrointestinal endoscopy that showed a 38-mm-diameter submucosal tumor. The elevated lesion was diagnosed as a submucosal tumor of the stomach. Contrast-enhanced computed tomography showed a low-density area on the luminal surface of the gastric wall, which was covered with a thin layer of gastric mucosa. EUS showed a hypoechoic lesion in the submucosal layer. Color Doppler image showed a pulsating vascular signal extending into the center of the hypoechoic lesion from the periphery. EUS-FNA was performed with a 25G biopsy needle. The specimen tissue consisted of spindle-shaped cells. The cells were positive for CD117 and CD34. The submucosal tumor was diagnosed as a gastrointestinal stromal tumor.http://www.karger.com/Article/FullText/443269KITCD117CD34Ki-67Color DopplerSubmucosal tumor
spellingShingle Minoru Tomizawa
Fuminobu Shinozaki
Yasufumi Motoyoshi
Takao Sugiyama
Shigenori Yamamoto
Naoki Ishige
A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy Needle
Case Reports in Gastroenterology
KIT
CD117
CD34
Ki-67
Color Doppler
Submucosal tumor
title A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy Needle
title_full A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy Needle
title_fullStr A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy Needle
title_full_unstemmed A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy Needle
title_short A Case of Gastrointestinal Stromal Tumor That Underwent Endoscopic Ultrasound-Guided Aspiration with a 25-Gauge Biopsy Needle
title_sort case of gastrointestinal stromal tumor that underwent endoscopic ultrasound guided aspiration with a 25 gauge biopsy needle
topic KIT
CD117
CD34
Ki-67
Color Doppler
Submucosal tumor
url http://www.karger.com/Article/FullText/443269
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