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Medical Definition of lateral collateral ligament
1 : a ligament of the outer knee that connects the lateral epicondyle of the femur with the lateral side of the head of the fibula and that helps to stabilize the knee by preventing lateral dislocation
— called also fibular collateral ligament, LCL
— compare medial collateral ligament sense 12 : radial collateral ligament
— called also LCL
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