Achilles Tendonitis Acromioclavicular Separation Concussion ACL tear MCL tear LCL tear PCL tear High Ankle Sprain Hip Pointer Iliotibial band friction syndrome Meniscal Tear Turf Toe Sports Hernia Hamstring pull/tear Medial tibial stress syndrome (Shin splints) Clavicle fracture RTC tear Spondylolysis Posterior GH instability (lineman) Mallet Finger Jersey Finger Burner Syndrome Herniated disc Shoulder Dislocation Prophylaxis: knee bracing decreases the risk of MCL injury, but does not affect ACL or LCL injuries (Najibi S, AJSM 2005;33:602). Triceps Tendon Rupture. (Mair SD, AJSM 2004;32:431) Olecranon Bursitis