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What is Patellofemoral Instability?
When thekneecapor the patella proceed out of its normal alignment or emplacement in the knee , it is known as patellofemoral instability1 . The patients palpate as though their kneepan is ‘ slipping aside . ’ They complain of feeling a light movement in the knee . Patellofemoral instability is unremarkably seen in young and participating someone who are involved in sport and other physical activities . Injury to the cartilage may also occur . patient experience pain and swelling in the anterior region of the knee . Patellofemoral instability is classified into two independent groupings :
Primary Patellofemoral Instability
This eccentric of unbalance results from a number of different processes , such as lax or over - flexible ligaments around the articulatio genus , ahigh - ride patella(patella alta ) and laterally place tibial tubercle .
Secondary Patellofemoral Instability
This results from a primaryknee dislocation . The medial patellofemoral ligament keeps the patella stable and in position and prevents the patella from reposition laterally . This ligament may be severely damaged in apatellar dislocation2resulting in patellofemoral instability .
Causes of Patellofemoral Instability
Symptoms of Patellofemoral Instability
Treatment Options for Primary Patellofemoral Instability
discourse may be non - surgical or surgical
Non-Surgical Treament for Primary Patellofemoral Instability
Surgical Treatment3for Primary Patellofemoral Instability
In conservative treatment fails then surgery should be done . It necessitate sidelong retinacular handout and other brawn fibres , VMO tendon progress and tibial tuberosity transfer .
Treatment Options for Secondary Patellofemoral Instability
Non-Surgical Treatment for Secondary Patellofemoral Instability:
Surgical Treatment for Secondary Patellofemoral Instability:
In case of severe injury , resort of medial patellofemoral ligament is done .
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