A 25 year old male presents with multiple erythematous annular plaques with peripheral collarette of scales arranged predominantly over trunk. What is the most probable diagnosis?
Correct Answer: Pityriasis rosea
Description: Pityriasis Rosea is a self limiting papulosquamous dermatoses of unknown aetiology characterised by Herald patch, annular plaque with peripheral collarette of scales on the trunk and secondary lesions arranged in Christmas tree/fir tree appearance. Treatment is usually symptomatic. It resolves in about 8-10 weeks. Ref: Illustrated Synopsis of Dermatology and STD's By Neena Khanna, Pages 50-51
Category:
Skin
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