Precancerous conditions and epithelial dysplasia in the stomach.
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چکیده
منابع مشابه
Precancerous conditions and epithelial dysplasia in the stomach.
A distinction can be made between a precancerous condition and a precancerous lesion. The former is a clinical state associated with a significantly increased risk of cancer, whereas a precancerous lesion is a histopathological abnormality in which cancer is more likely to occur than in its apparently normal counterpart. Up to the present time atrophic gastritis, gastric ulcer, pernicious anaem...
متن کامل[Precancerous conditions and lesions of the stomach].
Gastric carcinoma is a common malignant disease associated with an unfavorable prognosis in the case of late dia-gnosis. The most significant precancerous condition is chronic atrophic gastritis and intestinal metaplasia caused by Helicobacter pylori infection. These longlasting changes may lead to formation of dysplastic precancerous lesions. Upper endoscopy and histologic examination of force...
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Among oral lesions, we encounter a series of malignant epithelial lesions that go through clinical and histopathologic processes in order to be diagnosed. Identifying these processes along with the etiology knowledge of these lesions is very important in prevention and early treatments. Dysplasia is the step preceding the formation of squamous cell carcinoma in lesions which have the potential ...
متن کاملPrevalence of precancerous lesions of the stomach in Venezuela.
Gastric biopsies from 1477 participants in a chemoprevention trial for precancerous lesions of the stomach in Venezuela were evaluated for the prevalence of precancerous lesions and Helicobacter pylori infection. These study subjects were selected from participants in an early detection program for gastric cancer using double-contrast X-ray. Overall, 94% had some type of chronic gastritis (CG) ...
متن کاملHelicobacter pylori infection and precancerous lesions of the stomach.
INTRODUCTION Chronic atrophic gastritis, intestinal metaplasia, hereditary non-polyposos colon cancer, gastric dysplasia, gastric adenoma, Barrett esophagitis and familiar adenomatous polyposis are confirmed precancerous lesions of the stomach. Most of these conditions are correlated with long-term infections with Helicobacter pylori. MATERIAL AND METHOD Patients which were included in our st...
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ژورنال
عنوان ژورنال: Journal of Clinical Pathology
سال: 1980
ISSN: 0021-9746
DOI: 10.1136/jcp.33.8.711