Chronic lymphadenitis
Chronic lymphadenitis
Updated: 07/23/2020
© Jun Wang,
MD, PhD
General features
- Chronic inflammation
- Various etiology
- Associated with toxoplasmosis, early HIV infection, rheumatoid arthritis, etc
Clinical presentations
- Painless enlargement of lymph node
Key morphological features
- Follicular hyperplasia with normal architecture
- Prominent post capillary venules
- Usually numerous tangible body macrophages
Diagnostic approaches
- Special stains
- Immunohistochemistry
- Molecular studies
- Flow cytometry to rule our monoclonal lymphocytic proliferation
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