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Difference between revisions of "Talk:Lymph node pathology"
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→Sinus histiocytosis: new section
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B. Axillary mass, right deep, excision - Castleman disease, hyaline vascular variant. | B. Axillary mass, right deep, excision - Castleman disease, hyaline vascular variant. | ||
== Sinus histiocytosis == | |||
===Microscopic description=== | |||
The section shows a lymph node with sinus histiocytosis and prominent secondary follicles with germinal centers that contain numerous tingible body macrophages. The sinus histiocytes have a normal sized nucleus and no emperipolesis is identified with routine stains. Rare eosinophils and neutrophils are found among the sinus histiocytes. There are no granulomas and no necrosis is identified. | |||
===Final diagnosis=== | |||
A. Lymph node, angle of mandible, excision - Lymph node with reactive sinus histiocytosis. | |||