Diagnosis: Porokeratosis
Description: Annular plaque with raised margin.
Morphology: Red,scaly
Site: Nose
Sex: M
Age: 23
Type: Clinical
Submitted By: Nameer Al-Sudany
Differential DiagnosisHistory:
An asymptomatic, red scaly plaque with elevated firm edge on the side of the nose of four months duration. Excellent response to 6 weeks treatment with topical 5 FU (2%).