Acne rosacea

Acne rosacea, also known as rosacea, a common inflammatory skin disorder that uncommonly gets biopsied.

General

• May lead to rhinophyma - large bulbous nose.

Gross

Features:

• Early: erythema, comedones, papules, pustules.
• Late: large bulbous nose with erythema.

• 

  Rhinopyma. (WC)

Microscopic

Features:

• Perifollicular and perivascular lymphocytes.
• Vascular dilation.
• Folliculitis.
• Dermal fibrosis (late stage).
• Sebaceous gland hyperplasia (late stage).

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NOSE, DE-BULKING:
- COMPATIBLE WITH RHINOPHYMA-ROSACEA SPECTRUM.

Micro

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.

See also

• Acne vulgaris.