Article Figures & Data
Figures
- Figure 1
On the patient’s back were multiple firm erythematous nodules with pustular heads, as well as several erythematous plaques.
- Figure 2
The patient’s lower extremities.
- Figure 3
The patient’s right arm.
Tables
The diagnosis requires both major and minor criteria: Major criteria (both are required) Abrupt onset of painful erythematous plaques or nodules Histopathologic evidence of a dense neutrophilic infiltrate without evidence of leukocytoclastic vasculitis Minor criteria (2 of 4 are required) Temperature > 38°C (100.4°F) Association with an underlying hemoproliferative disorder, inflammatory disease, or solid tumor OR Preceded by an upper respiratory or gastrointestinal infection Excellent response to treatment with systemic corticosteroids or potassium iodide Abnormal laboratory values at presentation (3 of 4 are required):
Erythrocyte sedimentation rate > 20 mm/hour
Elevated C-reactive protein
White blood cell count > 8.0 × 109/L
Neutrophils > 70%
Adapted from information in references 7 and 8.
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