释义 |
small vessel vasculitis small vessel vasculitis Internal medicine Vasculitis affecting vessels smaller than arteries–eg, arterioles, venules, and capillaries Clinical Palpable purpura, nodules, ulceration, urticaria; 30-50% involve GI tract and are accompanied by fever, neuritis, glomerulonephritis Examples Churg-Strauss syndrome, cutaneous leukocytoclastic angiitis, essential cryoglobulinemic vasculitis, Henoch-Schönlein purpura, microscopic polyangiitis, Wegener's granulomatosis, etc. See Systemic vasculitis. |