Buckle or Torus fracture
- metaphyseal-diaphyseal junction
- compression fracture
- compression side has undergone plastic deformation
Greenstick Fracture
- diaphyseal injury
- failure tension side
- plastic deformity compression side
Distal tibia
- appears by 2 years
- closed at maturity
- asymmetrical closure
- central initially, then posteromedial to anterolateral
- accounts for Tillaux and Triplanar fractures
Distal fibula
- appears by 2 years
- closes 2 years after distal tibia
Medial Malleolar Extension
- begins age 7
- closes age 10