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Difference between revisions of "Dermatologic neoplasms"
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Dermatologic neoplasms (view source)
Revision as of 02:40, 18 December 2011
, 02:40, 18 December 2011→Keratoacanthoma
(→Microscopic: remove images of apocrine ca.) |
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Features:<ref name=Ref_Klatt378>{{Ref Klatt|378}}</ref> | Features:<ref name=Ref_Klatt378>{{Ref Klatt|378}}</ref> | ||
*Expansion of stratum spinosum - pushing [[tongue]]-like downward growth of epidermis into the dermis. | *Expansion of stratum spinosum - pushing [[tongue]]-like downward growth of epidermis into the dermis. | ||
*Keratin collection (keratin plug) at the center of lesion-superficial aspect. | *Keratin collection ("keratin plug") at the center of lesion-superficial aspect. | ||
*Cells have glassy pink cytoplasm. | *Cells have glassy pink cytoplasm. | ||
*Minimal/no nuclear atypia. | *Minimal/no nuclear atypia. | ||
Note: | |||
*Classically described as a "volcano lesion" with pale pink cells. | |||
*May have features of regression - [[PMN]]s, fibrosis (???). | |||
Image: | Image: | ||