Lymph nodes & spleen, nonlymphoid
Lymph nodes-infectious / parasitic disorders
Yersinia pseudotuberculosis

Topic Completed: 1 June 2006

Minor changes: 4 July 2020

Revised: 4 February 2019, last major update June 2006

Copyright: 2003-2020,, Inc.

PubMed Search: Yersinia pseudotuberculosis lymph nodes

Page views in 2019: 336
Page views in 2020 to date: 214
Cite this page: DePond W. Yersinia pseudotuberculosis. website. Accessed August 3rd, 2020.
Definition / general
  • PCR
  • Cultures
Gross description
  • Inflammation of terminal ileum and cecum
Microscopic (histologic) description
  • Capsular thickening and edema
  • Granulomas with central necrosis and microabscesses
  • Immunoblasts and plasma cells in cortical and paracortical region, large lymphocytes within sinuses, germinal center hyperplasia
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