Necrotizing myositis

Background

  • Much rarer than Necrotizing fasciitis
  • May be preceded by skin abrasions, blunt trauma, heavy exercise
  • Most patients are otherwise healthy (DM and other underlying conditions do not appear to increase risk)

Clinical Features

  • Exquisite pain and swelling of affected muscle with induration
  • Overlying skin changes may manifest later in the course of illness (erythema, warmth, petechiae, bullae)
  • Hypotensionmay occur rapidly with development of streptococcal toxic shock syndrome

Differential Diagnosis

Skin and Soft Tissue Infection

Look-A-Likes

Necrotizing rashes

Evaluation

Management

Disposition

  • Admit/OR

See Also

References