医
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淋巴结肿大、点状出血、类似荨麻疹的皮...、风团、色素沉着与色素减退、发热伴有皮疹、瘙痒
Urticarial vasculitis is urticarial plaques persisting >24 h (vs ordinary urticaria), with purpura/bruising/burning, from autoimmune (SLE/IgA)/infection/drug/idiopathic. Treatment: identify/treat cause; oral antihistamines; NSAIDs; colchicine; dapsone; hydroxychloroquine; systemic corticosteroids for systemic; immunosuppressants (azathioprine/cyclophosphamide) for severe; monitor renal (urinalysis), pulmonary (dyspnea), GI (abdominal pain); complement (C4) for hypocomplementemic; follow-up dermatology/rheumatology/nephrology.
Persistent >24h urticarial plaques; purpura/bruising; burning; systemic risk
Immune-complex small-vessel vasculitis causes urticarial plaques with purpura.
Antihistamines/NSAIDs/colchicine/dapsone; systemic steroids; monitor organs
Avoid culprit drugs; treat autoimmune/infection; monitor complement.
It is recommended to visit the Dermatology/Rheumatology/Nephrology department; an appointment can be booked on this platform before the visit.
Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.
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