loose bodies

Hip Dislocation

IncidencePosterior Hip Dislocation

 

Young men

 

Posterior / Anterior 9:1

 

Aetiology

 

High velocity injury

- head direction at impact decides direction of dislocation

 

Anterior Dislocation 

 

Externally rotated & abducted leg

- flexion = inferior dislocation

Arthroscopy

IndicationAnkle Arthroscopy

 

Diagnostic

 

Pain / Stiffness / Locking

Instability

- exclude OCD

Assess syndesmosis

 

Therapeutic

 

Synovitis

Osseous lesions / Tibiotalar impingement spurs

Osteochondral defects