نتایج جستجو برای: gastrointestinal stromal tumors

تعداد نتایج: 304974  

Journal: :middle east journal of digestive diseases 0
masoumeh salari mitra ahady seyed mousalreza hoseini elham mokhtari kamran gafarzadehgan hamid reza hashemian

background gastrointestinal stromal tumors (gist) are the most common mesenchymal tumors of the gastrointestinal (gi) tract. they are usually c-kit positive and seen slightly more common in men. these tumors are seen in the gi tract from the esophagus to the anus with occasional invasion or metastasis. method in this retrospective study, we evaluated the prevalence of c-kit positive stromal tum...

Journal: :international journal of hematology-oncology and stem cell research 0
shahsanam gheibi gastroentrology department, urmia university of medical sciences,urmia, iran rahim mahmudloo thoracic surgery department, urmia university of medical sciences,urmia, iran ali eishi-oskuie hematology- medical oncology department, emam khomeini hospital, urmia university of medical sciences, urmia, iran nasim valizadeh hematology- medical oncology department, emam khomeini hospital, urmia university of medical sciences, urmia, iran

gastrointestinal stromal tumors (gists) are uncommon tumors of the gastrointestinal (gi) tract that occur predominantly in adults. these tumors originated from cajal cells have positive mutations for kit (cd117) or platelet-derived growth factor receptor (pdgfra). gist especially multiple gists are very rare in children and lacking mutations in kit. we present a previously healthy 13 year- old ...

Journal: :iranian journal of cancer prevention 0
amin shafizad dept. of radiation oncology, hormozgan university of medical sciences, bandar abbas, iran mohammad mohammadianpanah dept. of radiation oncology, shiraz university of medical sciences, shiraz, iran hamid nasrolahi dept. of radiation oncology, shiraz university of medical sciences, shiraz, iran maral mokhtari dept. of pathology, shiraz university of medical sciences, shiraz, iran seyed abdolah mousavi dept. of pathology, hormozgan university of medical sciences, bandar abbas, iran

the gastrointestinal stromal tumor (gist) is a rare mesenchymal tumor of gastrointestinal (gi) tract. this tumor has tendency to liver metastasis and peritoneal recurrence, however; the primarily lymph node involvement or metastasis is rare. here we reported a 17-years-old girl with multifocal gastric gist and multiple lymph node involvement at presentation and recurrence in celiac lymph nodes....

Journal: :iranian journal of cancer prevention 0
hassan peyvandi assistant professor of general surgery, shahid beheshti university (mc), loghman medical center e haji nasrollah associate professor of general surgery, shahid beheshti university (mc), loghman medical center sa mousavian resident of general surgery, shahid beheshti university (mc), loghman medical center p daryaii assistant professor of general surgery, tehran university of medical sciences, cancer institute r yeganeh associate professor of general surgery, shahid beheshti university (mc), loghman medical center a davati assistant professor of public medicine- shahed medical school

introduction: numerous studies have investigated the prevalence, incidence and clinical manifestations of gastrointestinal stromal tumors (gists). however, little is known about gists in iran. this pioneer study focuses on description of 36 patients with gists in iran. methods: a database was created for 36 patients suffering from gist who were treated in loghman medical center and tehran cance...

احمدی آملی, هادی, اخلاقی, علی , رمیم, طیّب ,

Background: Gastrointestinal stromal tumors are gastrointestinal tract mesenchymal tumors with gene mutations. The most common site of gastrointestinal stromal tumors is in stomach (40-60%) and small intestine (30-40%), and rare cases about 3-5% of them occur in the duodenum. Case presentation: The patient is a forty six years old man. He complained of frequent colic pain in left upper quadran...

A. Nosrati B. Geramizadeh

Background: Gastrointestinal stromal tumors (GISTs) constitute the majority of gastrointestinal mesenchymal tumors. They usually express a proto-oncogen protein called CD117 detected by immunohistochemistry. This study investigated the differentiation of GISTs as well as the risk of aggressive behaviors in GISTs from surgically-treated patients in university affiliated hospitals. Methods: The c...

Journal: :iranian journal of medical sciences 0
b. geramizadeh a. nosrati

background: gastrointestinal stromal tumors (gists) constitute the majority of gastrointestinal mesenchymal tumors. they usually express a proto-oncogen protein called cd117 detected by immunohistochemistry. this study investigated the differentiation of gists as well as the risk of aggressive behaviors in gists from surgically-treated patients in university affiliated hospitals.   methods: the...

Journal: :Advances in Surgery 2014

Journal: :Prilozi 2015
E Trajkovska V Janevska L Spasevska V Janevski J Zhivadinovik G Petrushevska B Dukova

INTRODUCTION Gastrointestinal stromal tumors (GIST) are the most common mesenchymal tumors of the digestive tract. There is an increasing number of literature reports on synchronous occurrence of gastrointestinal stromal tumors and another malignancy of distinct etiology and evolution. The most reported cases include gastric synchronous occurrence of gastrointestinal stromal tumors and adenocar...

Journal: :Journal of Nuclear Medicine 2011

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