Immunoglobulin A–Associated Vasculitis (Henoch-Schönlein Purpura) (Legs)

Immunoglobulin A–Associated Vasculitis (Henoch-Schönlein Purpura) (Legs)

This photo shows an erythematous papular rash on the legs of a patient with immunoglobulin A-associated vasculitis.

DR P. MARAZZI/SCIENCE PHOTO LIBRARY