Dislocated patella pathophysiology

Dislocated patella Microchapters
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Grace M. Gibson

Pathophysiology

Mechanism of injury

Patellar dislocations occur by:

• A direct impact that knocks the patella out of joint
• A twisting motion of the knee
• A sudden lateral cut