- Most common tibial plateau fracture.
- Definition: Split depression of the lateral tibial plateau.
- Etiology: Often due to valgus or axial stress. Occurs in older patients with osteoporosis with bones that do not resist depression.
- Common associated injuries: Lateral meniscus, medial meniscus, and medial collateral ligament.
- Treatment: Typically, lateral fixation. The depressed fragments are elevated and supported with bone graft.