PMC8202317_01
Skin rash in the patient. The rash started with erythema, followed by purpura and pigmentation. Non-palpable purpura and pigmentation on the patient's shoulder are shown (left). Non-palpable purpura and pigmentation on the superficial vein of the patient's lower leg are shown (right).
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A 54-year-old man with a history of alcoholic liver dysfunction and gout was referred to our hospital with rashes on his extremities (Figure 1).
Area of point tenderness. Tender points on the patient's hands and feet are shown (black dots).
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Subsequently, he began to experience pitting pedal edema and pain around the toes and heels (Figure 2).The symptoms of the affected joints were never in complete remission for more than a year without obvious joint swelling with erythema.