Figure 4From: Levamisole-induced leukocytoclastic vasculitis and neutropenia in a patient with cocaine use: An extensive case with necrosis of skin, soft tissue, and cartilageLeukocytoclastic vasculitis. A dermal small vessel showing a neutrophilic-rich infiltrate with karyorrhexis and extravasated erythrocytes within the vessel wall and adjacent tissue. Intra-luminal fibrin thrombi are also present.Back to article page