Infective Panniculitis

  • Sources of infection
    • Direct inoculation
    • Embolic disseminations during sepsis
  • Must consider in ALL lobular neutrophilic panniculitidies
  • Special stains may not be high yield
    • Tissue culture is gold standard
  • Mostly in immunosuppressed
    • Strep, Staph, Pseudomonas, Nocardia
    • Atypical and Typical Mycobacterium
    • Deep Fungal
  • Can be from implantation but also from hematogenous spread