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The patella (kneecap) may
become dislocated (move from its normal position)
usually after a sudden, incorrect movement while exercising
or playing sports. Dislocation can also occur after
direct injury to the knee, as from a fall. Dislocation
is often lateral or to the outside of the
leg.
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- Kneecap is lose and mobile
- Kneecap displaced laterally
- Knee pain
- Knee swelling
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- Sudden incorrect movement
- Direct injury
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- Sports
- Fighting
- Car accidents
- Falling
- Seizures
- Torn ligaments or previous knee injury
- Previous knee surgery or procedures
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- History of events
- Physical exam by a doctor
- X-Ray shows dislocated kneecap
- MRI can be used if surgery is
considered
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- Avoid putting weight on the knee
- Ice packing and elevating the leg may help with the swelling.
- Painkillers such as Tylenol or aspirin are helpful.
- Knee must be immobilized using a cylindrical cast for up to 3 weeks
- After immobilization, range of motion exercises may be started by a physical therapist to regain strength.
- In severe cases, arthroscopic (using a
camera) knee surgery (using a camera) or open reconstruction of the
knee may be
considered.
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Elevate
your
leg, do not walk on it, and get to the emergency
room.
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- Patellar fracture
- Knee joint arthritis
- Infection
- Bleeding in the knee joint
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