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14 Cards in this Set

  • Front
  • Back
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