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14 Cards in this Set
- Front
- Back
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- Irregular, cystically dilated and elongated foveolar glands with edematous lamina propria containing inflammation
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gastric polyp
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- Cystically dilated, irregular glands lined by flattened parietal and chief cells. Very little or absent inflammation
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fundic gland polyp
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enlargement, elongation, hyperchromasia of nuclei, epithelial crowding, pseudostratification
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gastric adenoma
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associated with chronic gastritis
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gastric adenoma
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risk factors for gastric adenocarcinoma
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: Smoking, H. Pylori., Genetic, Nitrosamines, Chronic Atrophic Gastritis, intestinal metaplasia
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- Exophytic – fungating or polypoid
- Superficial Spreading – involves mucosa and submucosa. Best Prognosis. - Excavated – Ulcerated, penetrating. MC form. - Linitis Plastica (leather bottle) – Infiltrative through a thickened gastric wall. - majority are on lesser curvature, antrum |
gastric carcinoma
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Bulky tumor mass with microscopic gland formation. Usually ulcerative. Neoplastic cells contain apical mucin vacuoles
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intestinal type gastric carcinoma
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None or poorly formed glands composed of signet ring cells – large mucin vacuoles that expand cytoplasm and push nucleus to periphery. Growth pattern is infiltrating with desmoplastic response
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diffused type - linitis plastica is MC presentation of diffuse type of gastric carcinoma
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strongly associated with H pylori infection
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gastric lymphoma
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dense lymphocytic infiltrate in lamina propria ; lymphocytes infiltrate glands focally to create...
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lymphoepithelial lesions
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what type of cells are gastric carcinoids derived from
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enterochromaffin cells
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enterochromaffin cells can turn into...
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gastric carcinoid
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GIST tumors arise from what
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interstitial cells of cajal (inntervated network of interstinal pacemaker cells for gut peristalsis located in musclaris propria)
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what is associated with a c-kit
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GIST tumors
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