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Progression of purpuric and necrotic skin lesions. Multiple non-blanching, purpuric patches with overlying bullae (A) on the inner thighs, abdomen, and back, which progressed to stellate necrotic plaques (B), with subsequent ulceration (C) and then wound healing with granulation tissue (D) in the setting of wound care, IV sodium thiosulfate, silutximab, and operative debridement.
