Nodular Fasciitis

Benign proliferation of fibroblastic and myofibroblastic cells

Pathophysiology

Histology

  • Very cellular, lots of mitoses figures, plump cells; stellate and spindle, tissue culture appearance, haemorrhage, mature towards periphery
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Clinical presentation

  • Young adults, upper extremity
  • History of prior trauma at the site in 25% of cases
  • Rapidly growing
  • Superficial or deep
  • Usually <5cm
  • Usually circumscribed
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Management

  • None - reassurance, self-liming course