- Valgus force with pulling off of the flexor wad
- Frequently associated with posterolateral dislocation
Classification
| Type | Classification |
|---|---|
| I | Minimally displaced < 2 mm |
| II | Moderately displaced |
| III | Into joint |
| IV | Associated with a posterolateral dislocation of the elbow |
Treatment
Closed Treatment
- If minimally displaced
Operative Indications
- Medial epicondyle trapped in joint
- Ulnar nerve injury
- Displaced valgus instability in an athlete
Controversial – whether to fix moderately displaced
Reviewed by Professor Phong Tran, Head of Orthopaedic Surgery, Western Health. Last updated 10 October 2026.