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(A) Histopathological findings of the skin specimen showed leukocytoclastic vasculitis in the small vessels throughout the dermis (Hematoxylin and Eosin staining). (B), (C) An immunofluorescence study showing perivascular deposits of immunoglobulin A (IgA) and C3. (D) A renal biopsy specimen showed endocapillary proliferative glomerulonephritis (PAS stain). (E), (F) An immunofluorescence study indicated mesangial IgA and C3 deposition.
