نتایج جستجو برای: intestinal metaplasia

تعداد نتایج: 135124  

2016
Zhixiang Xin Chenhui Zhao Tao Huang Zhaohui Zhang Chenlong Chu Caifeng Lu Min Wu Wenlong Zhou

BACKGROUND Intestinal metaplasia of the bladder is an uncommon glandular proliferation. We examined a large series of intestinal metaplasia for the clinicopathological features and discuss the significance of this lesion. METHODS All cases of intestinal metaplasia diagnosed in our institution between 1990 and 2014 were retrospectively reviewed. Patients with a history of urothelial carcinoma ...

Journal: :Scandinavian journal of gastroenterology 2012
Zsolt Simonka Attila Paszt Szabolcs Abrahám József Pieler János Tajti László Tiszlavicz István Németh Ferenc Izbéki András Rosztóczy Tibor Wittmann Ferenc Rárosi György Lázár

OBJECTIVE The aim of our study was to conduct a retrospective investigation of the efficacy of laparoscopic Nissen fundoplication in patients with Barrett's esophagus. MATERIAL AND METHODS A total of 78 patients with Barrett's esophagus underwent surgery. Patients were divided into three groups on the basis of the preoperative endoscopic biopsies: a non-intestinal group (n = 63) with fundic o...

Journal: :گوارش 0
sara ashtari mohamad amin pourhoseingholi mahsa molaei mohammadreza zali

background: helicobacter pylori ( h. pylori ) is the cause of most cases of peptic ulcers and gastric cancers and cause some of the most important cause of stomach cancer and lymphoma. the objective of this study was to evaluate the time trend of helicobacter pylori prevalence and presence of intestinal metaplasia over the period of 7 years in gastritis iranian patients. materials and methods: ...

Journal: :Cancer research 2005
Luciana I Gomes Gustavo H Esteves Alex F Carvalho Elier B Cristo Roberto Hirata Waleska K Martins Sarah M Marques Luiz P Camargo Helena Brentani Adriane Pelosof Cláudia Zitron Rubens A Sallum André Montagnini Fernando A Soares E Jordão Neves Luiz F L Reis

Adenocarcinomas of stomach and esophagus are frequently associated with preceding inflammatory alterations of the normal mucosa. Whereas intestinal metaplasia of the gastric mucosa is associated with higher risk of malignization, Barrett's disease is a risk factor for adenocarcinoma of the esophagus. Barrett's disease is characterized by the substitution of the squamous mucosa of the esophagus ...

Journal: :Gut 1998
A Hackelsberger T Günther V Schultze G Manes J E Dominguez-Muñoz A Roessner P Malfertheiner

BACKGROUND Intestinal metaplasia, whether in the cardia or the distal oesophagus, has been uniformly defined as specialised columnar epithelium, suggesting a relation with Barrett's oesophagus. It is, however, not clear whether the risk factors associated with intestinal metaplasia are identical at both sites. AIMS To investigate biopsy specimens obtained below the squamocolumnar junction (SC...

2012
Takeshi Matsuhisa Taku Tsukui

During endoscopic examinations we collected fluid in the stomach that included reflux fluid from the duodenum, and assessed the effect of quantitatively determined bile acids on glandular atrophy and intestinal metaplasia using biopsy specimens. A total of 294 outpatients were enrolled in this study. Total bile acid concentration was measured by an enzyme immunoassay. Glandular atrophy and inte...

Journal: :Romanian journal of morphology and embryology = Revue roumaine de morphologie et embryologie 2012
Rodica Dîrnu F A Secureanu Carmen Neamţu B D Totolici O T Pop P Mitruţ D Gh Mălăescu L Mogoantă

Chronic gastritis has a high incidence in adults, causing progressive destruction of glandular structures, favoring the development of gastric atrophy. The association of chronic gastritis with intestinal type metaplasia of gastric mucosa has a poor outcome as intestinal metaplasia is regarded as a precancerous lesion. Metaplasia is common in patients with Helicobacter pylori infection and also...

2017
Hong Li Qiong Wu Ting Li Changhao Liu Lin Xue Jie Ding Yongquan Shi Daiming Fan

PURPOSE Intestinal metaplasia is considered to be a pre-cancerous lesion of gastric cancer. The miR-17-92 cluster was previously reported to have clinical value in the prediction of cancer development. This study aimed to test the diagnostic value of miR-17-92 in gastric cancer and the intestinal metaplasia patients compared with the normal ones. RESULTS The results showed that miR-17-92 memb...

2012
Ameet Kaur

384 cholecystectomy specimens were examined during a period of one year from Oct 2005 to Oct 2006, in the department of Pathology, ASCOMS, Sidhra. Jammu, for studying the histological patterns of chronic cholecystitis, the frequency of associated mucosal changes, the age related incidence and the relationship of carcinoma with various mucosal changes. Majority of patients presented in the fourt...

2010
Hiromitsu Watanabe

This review concerns stem cells and their relation to intestinal metaplasia. When gastric regions of mice, Mongolian gerbils or several strains of rats were irradiated with a total dose of 20 Gy of X-rays given in two fractions, intestinal metaplasia was only induced in rats. In addition, it was greatly influenced by rat strain and sex. Alkaline phosphatase (ALP) positive metaplastic foci were ...

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