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Difference between revisions of "Lymph node pathology"
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→Rosai-Dorfman disease: LCH
(→Rosai-Dorfman disease: LCH) |
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*[http://commons.wikimedia.org/wiki/File:Emperipolesis_-_very_high_mag.jpg Emperipolesis in SHML (WC)]. | *[http://commons.wikimedia.org/wiki/File:Emperipolesis_-_very_high_mag.jpg Emperipolesis in SHML (WC)]. | ||
*[http://commons.wikimedia.org/wiki/File:Rosai-Dorfman_disease_-_very_high_mag.jpg Rosai-Dorfman disease (WC)]. | *[http://commons.wikimedia.org/wiki/File:Rosai-Dorfman_disease_-_very_high_mag.jpg Rosai-Dorfman disease (WC)]. | ||
==Langerhans cell histiocytosis== | |||
===General=== | |||
*Abbreviated ''LCH''. | |||
*Genetic thingy. | |||
*Looks like eosinophilic granuloma of the lung - see ''[[medical lung diseases]]''. | |||
===Microscopic=== | |||
Features: | |||
*Langerhans cells histiocytes: | |||
**Clusters of cells (histiocytes) with a reniform (kidney-shaped) nucleus and abundant foam cytoplasm. | |||
**Eosinophils. | |||
Images: | |||
*[http://commons.wikimedia.org/wiki/File:Langerhans_cell_histiocytosis_-_very_high_mag.jpg LCH - lymph node - very high mag. (WC)]. | |||
*[http://commons.wikimedia.org/wiki/File:Langerhans_cell_histiocytosis_-_high_mag.jpg LCH - lymph node - high mag. (WC)]. | |||
===IHC=== | |||
*CD1a +ve. | |||
*S100 +ve. | |||
==See also== | ==See also== | ||