Difference between revisions of "Non-malignant skin disease"

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→‎Seborrheic keratosis: +pseudohorn cyst
(→‎Seborrheic keratosis: +pseudohorn cyst)
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*Hyperkeratosis - stratum corneum extra thick.
*Hyperkeratosis - stratum corneum extra thick.
*Horn cysts - intraepidermal collections of keratin - '''key feature'''.
*Horn cysts - intraepidermal collections of keratin - '''key feature'''.
**Actually invaginations... '''not''' true cysts; thus, they may more accurately be called ''pseudohorn cysts''.<ref>URL: [http://www.healthcare.uiowa.edu/dermatology/dpt/HornCyst.htm http://www.healthcare.uiowa.edu/dermatology/dpt/HornCyst.htm]. Accessed on: 13 September 2012.</ref>
*Clusters of cells with brown granular material in the superficial dermis/dermoepidermal junction - pigmented melanocytes.  
*Clusters of cells with brown granular material in the superficial dermis/dermoepidermal junction - pigmented melanocytes.  


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*Irritated seborrheic keratosis - spongiosis (epidermal intercellular edema) and inflammation.
*Irritated seborrheic keratosis - spongiosis (epidermal intercellular edema) and inflammation.
*Digitated seborrheic keratosis - papillomatous projections.
*Digitated seborrheic keratosis - papillomatous projections.
===Sign out===
<pre>
SKIN, MID BACK, SHAVE BIOPSY:
- SEBORRHEIC KERATOSIS.
</pre>
====Micro====
The sections show hair-bearing skin with acanthosis, pseudohorn cysts,


==Pilomatricoma==
==Pilomatricoma==
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