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斑丘疹、风团、衣玉品、便血、腹痛、乏力、复视、蛋白尿
Allergic cutaneous vasculitis is small-vessel LCV limited to skin, often triggered by drugs/infection. Clinical: palpable purpura on lower legs, petechiae, urticaria, nodules, ulcers. Treatment: identify/remove trigger; mild: antihistamines, NSAIDs, rest, compression; moderate: colchicine, dapsone; severe/systemic: glucocorticoids + immunosuppressants; skin care; follow-up dermatology/rheumatology.
Palpable purpura; petechiae; nodules; ulcers; lower-limb distribution
Immune-complex small-vessel LCV in skin.
Remove trigger; antihistamines/NSAIDs; colchicine/dapsone; steroids if systemic
Avoid triggers; compression; monitor for systemic involvement.
It is recommended to visit the Dermatology/Rheumatology 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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