Incidence of acute patellar dislocations are reported to be rate at a rate of around 2-3%. They occur more commonly in females than males and usually in the younger age group. Re dislocation is highly likely following an initial dislocation and a thorough subjective history is key.
Signs
- Mechanism of injury usually a twist to some degree
- Possible trauma or force applied
- Possible prior history of similar episodes or prior dislocations
- Swelling
- Patient may report it reduces itself
Tests
- Patellar Apprehension test
- Baytens score
Management
- X-ray to confirm no #
- Physiotherapy for lower limb strengthening and proprioception
- Potential bracing