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Dermatology clinic

A man with erythematous and swollen hands

PHILIPPA DICKISON, Gayle Fischer

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Abstract

Test your diagnostic skills in our regular dermatology quiz. What is the cause of the rash affecting this patient’s hands, which are painful and itchy?

Article Extract

Case presentation 

A 45-year-old man presents to the emergency department with a two-day history of progressive erythema and swelling affecting both hands (Figures 1a and b). He complains that they are painful and itchy.

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