title: Reactive neutrophilic dermatoses
text: # Reactive neutrophilic dermatoses
  
  Reactive neutrophilic dermatoses are a spectrum of conditions mediated by neutrophils, and typically associated with underlying diseases, such as inflammatory bowel disease and hematologic $malignancy.^{:144}$
  
  Conditions considered to be reactive neutrophilic dermatoses $include:^{:144–9}$
  
     * Erythema nodosum
  
     * Marshall syndrome
  
     * Sweet syndrome (Acute febrile neutrophilic dermatosis)
  
     * Neutrophilic dermatosis of the dorsal hands (Pustular vasculitis of the dorsal hands)
  
     * Neutrophilic eccrine hidradenitis
  
     * Pyoderma gangrenosum
  
     * PAPA syndrome
  