Types of Injuries

• Contusion (bruise) - A direct blow or crushing injury results in bruising of the skin, muscle, and underlying bone
• Dislocation (bone out of joint)
• Dislocation of patella (kneecap out of joint)
• Fracture (broken bones)
• Sprain - Stretches and tears of ligaments
• Strain - Stretches and tears of muscles (pulled muscle)
• Quadriceps tendon rupture - There is pain in the insertion of the quadriceps muscle into the patella (area just above knee cap). There is weakness or inability to extend the knee fully (e.g., while sitting down on chair can't straighten knee).