[Concept ofso-called allergic vascularitis].
D006801:Humans; D006967:Hypersensitivity; D007871:Leg Ulcer / Q000209:etiology*; D011693:Purpura / Q000209:etiology*; D012871:Skin Diseases / Q000150:complications*; D014652:Vascular Diseases
Conceito das chamadas vascularites alérgeias.