S&S: Grade I = few ligamentous fibers are torn and stretched; joint is stable, little/no swelling, possible joint stiffness & point tenderness, full ROM Grade II = complete tear of deep cpsular ligament and partial tear of of MCL; slight laxity in full extension, no gross instability; no/little swelling; moderate to severe joint stiffness with inability to fully extend the knee; decrease PROM; medial pain Grade III = complete loss of medial instability; swelling; immediate severe pain followed by dull ache; loss of motion because effusion and hamstring guarding Care: RICE; crutches; immobilzer; ROM exercises; rehabilitation; hinge brace (grade I, II)
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