II. Pathophysiology

  1. Noninfectious Cellulitis

III. Symptoms and Signs

  1. Moderate erythema or edema
  2. Rapid development over days
  3. Fever
  4. Minimal tenderness, and lack of local heat
  5. No response to antibiotics

IV. Diagnosis

  1. Biopsy of lesion Dermis
    1. Eosinophilic infiltrate

V. Course

  1. Resolves in weeks, but often recurs

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