Salter-Harris Fracture Classification

*        Type I - fracture through the physis (widened physis)

*        Type II - fracture partway through the physis extending up into metaphysic

*        Type III - fracture partway through the physis extending down into the epiphysis

*        Type IV - fracture through the metaphysis, physis, and epiphysis -- can lead to angulation deformities when healing

*        Type V - crush injury to the physis