Difference between revisions of "Acne rosacea"

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Acne rosacea, also known as rosacea, a common inflammatory skin disorder that uncommonly gets biopsied.[1]

General

  • May lead to rhinophyma - large bulbous nose.

Gross

Features:

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

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.

References

  1. Busam, Klaus J. (2009). Dermatopathology: A Volume in the Foundations in Diagnostic Pathology Series (1st ed.). Saunders. pp. 79. ISBN 978-0443066542.