Patellar Instability

Summary: Patellar Instability is a specialty for Dr. Jeremy Rush's orthopedic practice in San Antonio. <a href="https://sportsmedicinebroadcast.com/wp-content/uploads/2023/03/Patellar-Instability-Jeremy-Rush.jpg"></a> Tell me about the first patellar instability you remember seeing. Chronic instability up to dislocation It is a very heterogeneous group Patella dislocation and patella subluxation And patella instability Addressing the first-time dislocator Be super aggressive with the rehab Step one: reduce the dislocation Brace them for a week but then get them moving Try to get started in PT within one week See them back about 6 weeks and then again at 3 months At 6 weeks with effusion makes you think there is a loose body. Ability to do straight leg raises Apprehension with manual pressure Instability vs dislocation. Dislocation = all the way out - 95% are lateral * Usually traumatic events * Some are from anatomic risk factors Subluxation is partially out of the groove Instability is a chronic form of Subluxation First timer tips Get them to relax Move them into extension Calm them and even cover the dislocation if needed Maybe get them up and it could self-reduce Top patient complaints/ indicators of patellar instability Knee feels unstable or it is slipping Or my knee just hurts Buckling Recurrent effusion Anterior knee pain Start with rehab Target Positive patellar apprehension J-Sign Predisposed to instability Patella alta Women are at higher risk due to q-angle hyperlaxity Rotational abnormalities On exam J-sign Apprehension Lateral pressure MRI on chronic instability MPFL damage If the injury is unclear then I get an MRI to rule out any sort of cartilage or loose body. A huge effusion indicates a loose body. Contact: Dr. Jeremy Rush - IG @satxsportsmedicine Jeremy - @jhjacksonlat <a href="https://sportsmedicinebroadcast.com/wp-content/uploads/2021/03/HOIST-in-snow.png"></a>

Patellar Instability

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