Sinus histiocytosis: Difference between revisions
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Features:<ref name=Ref_ILNP179>{{Ref_ILNP|179}}</ref> | Features:<ref name=Ref_ILNP179>{{Ref_ILNP|179}}</ref> | ||
*Sinuses distended with histiocytes - '''key feature'''. | *Sinuses distended with histiocytes - '''key feature'''. | ||
**Histocytes: abundant foamy cytoplasm, +/-[[anthracotic pigment]]. | **Histocytes: abundant foamy cytoplasm, +/-[[anthracotic pigment]] and/or [[yellow bodies]]. | ||
*[[Plasma cell]]s increased. | *[[Plasma cell]]s increased. | ||