نتایج جستجو برای: polyps
تعداد نتایج: 11212 فیلتر نتایج به سال:
Gastric polyps are frequently reported in patients undergoing upper endoscopic procedures. In this retrospective study, the association between hyperplastic polyps and celiac disease in Northern Sardinia was estimated.Age, gender, body mass index, and medications taken in the 2 preceding months, including proton-pump inhibitors (PPIs), H2 receptor blockers (anti-H2), Helicobacter pylori status,...
BACKGROUND In Western countries, colonic polyps are usually adenomatous in nature, are evenly distributed along the entire colon in asymptomatic per-sons and show a left-sided predominance in symptomatic patients. There is dearth of such literature from India. METHODS We retrospectively analyzed reports of colonoscopies done in our institution during the period 2001 to 2005. Clinical features...
BACKGROUND The purpose of this study was to determine the frequency of Serrated polyps of colonic polyps samples in Hazrat_e Rasoul_e Akram Hospital over ten years. MATERIALS The target group in this study was patients with colonic polyps in Hazrat_e Rasoul_e Akram Hospital. Pathologic evaluation of these patients was done. Serrated polyps, by location, gender, age and type of polyps were div...
Colonic polyps may arise from BRAF inhibitor treatment of melanoma, possibly due to paradoxical activation of the mitogen-activated protein (MAP)-kinase pathway. In an alternative evidence based scenario, tubular colonic adenomas with APC gene mutations have also been identified in the context of BRAF inhibitor treatment, in the absence of mutations of MAPK genes. A minority of colorectal cance...
Cowden syndrome is an uncommon, autosomal dominant disease characterized by multiple hamartomas and hyperplastic lesions in the skin, mucous membrane, brain, breast, thyroid, and gastrointestinal tract. About 30% of Cowden syndrome cases are reportedly complicated by malignant diseases. Hamartomatous polyps occur throughout the gastrointestinal tract, the most common sites being the stomach, co...
Colorectal polyps are an important albeit uncommon cause of rectal bleeding in children. Colonoscopy promotes both rapid and accurate diagnosis and the opportunity for immediate therapeutic polypectomy. A 10 year audit of polyps diagnosed and treated endoscopically has been undertaken in the children's endoscopy unit. Twenty nine polyps were diagnosed from 730 colonoscopies; 24 were juvenile, t...
this study investigated the presence of mast cells in inflammatory aural polyps using light microscopy. the number of mast cells was increased in all examined cases and varied from 2.33 to 41.54 per mm2• the cells were located most commonly around small blood vessels. occurrence of mast cells was not different in various types of polyps, but their density was severely increased in active inflam...
AIMS To study the expression of HLA-DR antigen in the different histological types of gastric polyps. METHODS Ninety five cases of gastric polyps were histologically classified and examined for the presence of Helicobacter pylori, and for degree and type of inflammation. Further sections were stained immunohistochemically for HLA-DR antigen expression in the epithelium using a monoclonal anti...
In children, colorectal polyps most commonly present with rectal bleeding. The aim of this study was to establish some correlations between clinical, endoscopic/ histopathological aspects and therapeutic options in pediatric colorectal polyps. The experimental group included 253 children aged between 1 and 18 years, patients being included based on the presence of rectal bleeding associated wit...
Peutz-Jeghers syndrome is an autosomal dominant inherited disorder characterized by intestinal hamartomatous polyps in association with mucocutaneous pigmentations. Here we present a case of a 30-year-old woman who was hospitalized and underwent diagnostic procedures because of crampy abdominal pain. Physical examination on admission revealed pigmented spots around lips and on the oral mucosa. ...
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