title: Purpuric vasculitis due to tartrazine.
mesh_terms: D001391:Azo Compounds / Q000009:adverse effects*; D006801:Humans; D011695:IgA Vasculitis / Q000139:chemically induced*; D008297:Male; D008875:Middle Aged; D013645:Tartrazine / Q000009:adverse effects*
chemical_list: D001391:Azo Compounds; D013645:Tartrazine