Muller-Weiss disease
Definition
Spontaneous osteonecrosis of the navicular
MRI
Deltoid ligament injury
Etiology
Ankle sprain
- eversion / external rotation
Ankle fractures
Background
Epidemiology
Much less common than hip and knee OA
Patients tend to be younger
Non Insertional Achilles Tendinopathy
Definition
Inflammation and degeneration of the achilles tendon in the midsubstance 2 - 6 cm from insertion
