Allergic vasculitis due to streptococcal sensitivity.
D000328:Adult; D000842:Ankle; D004438:Ecchymosis / Q000209:etiology; D005260:Female; D006801:Humans; D006967:Hypersensitivity; D007866:Leg; D011693:Purpura / Q000209:etiology*; D013291:Streptococcus; D014652:Vascular Diseases / Q000209:etiology*