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| Image: | | Image: |
| *[http://www.dermnet.com/images/Acne-Histology/picture/4069 Acne (dermnet.com)]. | | *[http://www.dermnet.com/images/Acne-Histology/picture/4069 Acne (dermnet.com)]. |
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| ==Acne rosacea==
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| *[[AKA]] ''rosacea''.
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|
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| ===General===
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| *Common but rarely biopsied.<ref name=Ref_Derm79>{{Ref Derm|79}}</ref>
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| *May lead to ''rhinophyma'' - large bulbous nose.
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|
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| ===Gross===
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| Features:
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| *Early: erythema, comedones, papules, pustules.
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| *Late: large bulbous nose with erythema.
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|
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| <gallery>
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| Image:Rhinopyma.JPG | Rhinopyma. (WC)
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| </gallery>
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| ===Microscopic===
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| Features:
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| *Perifollicular and perivascular lymphocytes.
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| *Vascular dilation.
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| *Folliculitis.
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| *Dermal fibrosis (late stage).
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| *Sebaceous gland hyperplasia (late stage).
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|
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| ===Sign out===
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| <pre>
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| NOSE, DE-BULKING:
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| - COMPATIBLE WITH RHINOPHYMA-ROSACEA SPECTRUM.
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| </pre>
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|
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| ====Micro====
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| The sections shows hair-bearing skin with sebaceous hyperplasia and vertically oriented dermal fibrosis. Ther dermis has a lymphoplasmacytic infiltrate. Several epidermal hair follicle cysts are present. Focal giant cell formation is seen.
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| ==Solar elastosis== | | ==Solar elastosis== |