Non-malignant skin disease: Difference between revisions

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*Thin-walled blood vessels.
*Thin-walled blood vessels.
**Described as running perpendicular to the surface<ref name=Ref_Derm499>{{Ref Derm|499}}</ref> - this may not be apparent.
**Described as running perpendicular to the surface<ref name=Ref_Derm499>{{Ref Derm|499}}</ref> - this may not be apparent.
Note:
*There should not be any nuclear hyperchromasia or pleomorphism.<ref name=Ref_Derm479>{{Ref Derm|479}}</ref>


DDx:
DDx:
*[[Malignant melanoma]], desmoplastic-neurotropic type.  
*[[Malignant melanoma]], desmoplastic-neurotropic type - nuclear pleomorphism and/or hyperchromasia.
*[[Dermatofibroma]].
*[[Dermatofibroma]].
*Desmoplastic [[Spitz nevus]].
*Desmoplastic [[Spitz nevus]].