Simple fractures of the distal femur with an epiphyseal fragment (Salter-Harris III) are classified as 33-E/3.1.
Fractures of this type are rare.
X-ray of a 16-year-old boy, after motor cycle accident; primary assessment showing knee contusion/twisting injury/effusion
Axial and coronal MRI views showing a Salter-Harris III epiphyseal fracture