Bleeding from a cut or scrape persisting after several minutes may require medical attention.Being unable to put weight on your knee may mean that there’s structural damage to the joint.Warmth can also be a sign of infection or bursitis. Your knee feeling warm to the touch after a fall could be a sign of inflammation stemming from an injured tendon or muscle.Swelling of the knee can indicate a torn ligament or fracture. A feeling that the knee is unstable, buckles, or gives way is also commonly associated with a torn ligament.Hearing or feeling a “pop” sound as you fall as this is often associated with a torn ligament.Other symptoms that indicate the need for prompt medical attention include: However, this kind of injury usually does not require medical attention unless there’s bleeding that cannot be controlled. Knee dislocations usually occur following high-energy injuries such as car accidents, falls from significant heights, etc., but low energy injuries can occur and push the thighbone out of alignment with the shinbone causing a dislocated knee.Ĭomplications such as blood vessel and nerve damage are not uncommon following a dislocated knee and require immediate medical attention.Ī knee scrape or bruise can be painful. Knee dislocationĪ dislocated knee occurs infrequently, but it’s a very serious injury and requires emergent medical attention. Without proper care, a torn ligament can lead to chronic pain and disability of the injured knee. Surgery is often necessary to repair a torn ligament. The knee contains four main ligaments that connect the tibia to the femur (thighbone) and allow the knee to move forward, backward, and rotate side to side:Ī high-impact injury such as a fall or a blow to the side of the knee can cause one or more of these ligaments to tear. Patellar tendon tears are more common, and both injuries can result from a fall on the front of your knee or from missing a step and landing awkwardly.
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