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14 Cards in this Set
- Front
- Back
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celiac sprue (nontropical sprue)
pathologic features? pattern of distribution? |
-villus flattening
-crypt hyperplasia -increased lymphocytes and plasma cells in lamina propria - diffuse in proximal jejunum |
|
tropical sprue
pathologic features? pattern of distribution? |
-shortened villi
- increased lymphocytes and plasma cells in lamina propria - diffuse proximal jejunum |
|
Crohn's disease
pathologic features? pattern of distribution? |
- noncaseating granulomas +/- giant cells
- patchy lesions esp in terminal ileum |
|
Collagenous sprue
pathologic features? pattern of distribution? |
pathologic features:
- subepithelial collagen deposits pattern of distribution: diffuse |
|
Primary lymphoma
pathologic features? pattern of distribution? |
- malignant lymphocytes or histiocytes in lamina propria
-variable villus flattening - patchy |
|
Whipple's disease
pathologic features? pattern of distribution? |
- lamina propria laden w/ PAS staining foamymacrophages
-bacilli in macrophages - diffuse |
|
Amyloidosis
pathologic features? pattern of distribution? |
-amyloid deposits in blood vessels, muscle layers
- diffuse in muscularis mucosae, mucosal sparing |
|
Abetalipoproteinemia
pathologic features? pattern of distribution? |
- lipid laden, vacuolated epithelial cells
-normal villi - diffuse |
|
Radiation enteritis
pathologic features? pattern of distribution? |
- flattened villi
-mucosal inflam -fibrosis -ulceration -patchy |
|
Lymphangiectasia
pathologic features? pattern of distribution? |
- dilated lymphatics in lamina propria
- patchy |
|
Eosinophilic Gastroenteritis
pathologic features? pattern of distribution? |
- eosinophlic infiltrate in intestinal wall
- patchy |
|
Hypogammaglobulinemia
pathologic features? pattern of distribution? |
- villus flattening
-giardia trophozoites often present - few plasma cells -patchy |
|
Giardiasis
pathologic features? pattern of distribution? |
- trophozoites may be present
-variable villus flattening -patchy |
|
Opportunistic infections
pathologic features? pattern of distribution? |
-orgs may be seen (isospora belli, cryptosporidia, microsporidia)
- PAS staining macrophages (mycobacterium avium complex) -patchy |
