ACJ Osteoarthritis
Aetiology
Post-traumatic (type III clavicle fractures)
Idiopathic
4 patterns
1. OA with osteophytes
- contribute to impingement
2. Osteolysis with resorption & gross osteoporosis
Post-traumatic (type III clavicle fractures)
Idiopathic
1. OA with osteophytes
- contribute to impingement
2. Osteolysis with resorption & gross osteoporosis