Difference between revisions of "Lymph node pathology"

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Features:<ref name=Ref_ILNP113>{{Ref ILNP|113}}</ref>
Features:<ref name=Ref_ILNP113>{{Ref ILNP|113}}</ref>
*Reactive germinal centers (pale areas - larger than usual).
*Reactive germinal centers (pale areas - larger than usual).
**Often poorly demarcated - due to loose epithelioid cell clusters at germinal center edge - '''key feature'''.
*Epithelioid cells - perifollicular & intrafollicular.
*Epithelioid cells - perifollicular & intrafollicular.
**Loose aggregates of histiocytes (do not form round granulomas):
**Loose aggregates of histiocytes (do not form round granulomas):
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