Gastrointestinal Pathology · Pathology

A biopsy of the small intestine in a patient with Celiac disease would most likely show:

  1. Transmural non-caseating granulomas
  2. Villous atrophy with intraepithelial lymphocytosis
  3. Segmental epithelial skip lesions
  4. PAS-positive macrophage infiltration in the lamina propria
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Correct answer: Villous atrophy with intraepithelial lymphocytosis

Celiac disease is an immune-mediated enteropathy triggered by gluten. Classic histological findings include total or subtotal villous atrophy, crypt hyperplasia, and a marked increase in CD8+ intraepithelial lymphocytes.

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