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digestive lymphoid polyp

Tuesday 2 November 2021

Localization

- gastric lymphoid polyp
- intestinal lymphoid polyp
- colorectal lymphoid polyp

Types

- inflammatory pseudopolyps in inflammatory bowel disease
- MALT lymphoma / marginal zone lymphoma (MZL)

  • may present as multiple lymphomatoid polyposis
  • has lymphoepithelial lesions
  • negative for CD5 and cyclin D1

- Multiple lymphoid polyps in :

  • benign germinal centers / nodular lymphoid hyperplasia in children
  • lymphoid polyposis in Gardner syndrome
  • nodular lymphoid hyperplasia : benign
    • associated with common variable immunodeficiency syndrome

See also

- digestive polyps
- lymphoid anomalies

  • digestive lymphoid anomalies