| Classification | Description | Notes |
| Type 1 | Through the physis | May be occult if nondisplaced |
| Type 2 | Through physis and metaphysis | Most common |
| Type 3 | Through physis and epiphysis | |
| Type 4 | Through metaphysis and epiphysis | |
| Type 5 | Crush injury of the physis | Most severe |
Reference:
Salter RB, Harris WR. (1963) “Injuries involving the epiphyseal plate.” J Bone Joint Surg Am 45:587– 622.