lateral

Options

Direct Lateral - transgluteal

Postero-lateral (AKA posterior) - release short external rotators

Direct Anterior

Results

Gait / outcomes

Meermans et al Bone Joint J 2017

- systematic review of 42 studies comparing Direct Anterior / Posterior / Lateral

Medial femoral condyle

Technique

Arthroscope in lateral portal

Clear fat pad

Ensure can see entire dimensions of OCD

If fragment is displaced, reduce and pin with accessory K wire

Epidemiology

Rare

Types

Medial

- 80%

- calcaneum dislocated medially

Lateral

- 20%

- higher energy injury

Approaches

Medial Parapatellar

Medial

Lateral

Posterior

Modified Posterior

Medial Parapatellar Approach

Indications

Synovectomy 

Patellectomy 

TKR

Technique

Definition

Fracture / plastic malformation of proximal ulna with dislocation of radial head

Xray

Radio-capitellar line disrupted