classification

Epidemiology

Much less common than hip and knee OA
Patients tend to be younger

Incidence

Dale et al Acta Orthop 2012

- Nordic Arthroplasty Registry of 430,000 THA

Definition

Fracture of the pelvis caused by a low energy fall

Usually secondary to osteoporosis

Bleeding

Incidence of bleeding low unless on anticoagulation

Fracture pattern

Lateral compression injury

- pubic rami fracture

Indications

RA 

OA 

AVN 

Contra-indications

Infection

Charcot

Paralysis of deltoid

Torn rotator cuff

Insufficient glenoid bone stock

Definition

Bilateral Pars Fracture C2

- traumatic axis spondylolisthesis

NHx

Neurological injury uncommon

- fragments separate and decompress

Different to judicial hanging where spinal cord is severed

Xray