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Difference between revisions of "Non-malignant skin disease"
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Non-malignant skin disease (view source)
Revision as of 16:39, 15 November 2012
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====Micro==== | ====Micro==== | ||
The sections show skin with acanthosis, pseudohorn cysts, parakeratosis, hyperkeratosis and focal basal epidermal pigmentation. There is no basal nuclear atypia, no mitoses and no melanocytic nests. There is minimal dermal inflammation. There is no solar elastosis. | The sections show skin with acanthosis, pseudohorn cysts, parakeratosis, hyperkeratosis and focal basal epidermal pigmentation. There is no basal nuclear atypia, no mitoses and no melanocytic nests. There is minimal dermal inflammation. There is no solar elastosis. | ||
=====Without horn pseudocysts===== | |||
The sections show skin with acanthosis, a thin layer of compact keratin and focal basal epidermal pigmentation. Dilated blood vessels surrounded by collagen are seen in the superficial dermis. No pseudohorn cysts are identified. | |||
There is no basal nuclear atypia. There is no mitotic activity and no melanocytic nests. There is no solar elastosis. A granular layer is present. | |||
==Pilomatricoma== | ==Pilomatricoma== | ||