injuries and poisoning
Knee Sprains and Related Injuries
Imaging tests
If the knee is very painful or swollen, doctors usually take an x-ray before stress testing to check for broken bones. Certain findings make broken bones more likely: Intense pain is felt in certain areas of the knee joint. People cannot bend their knee. People cannot put any weight on the injured leg because of the pain. The person is over 55. Magnetic resonance imaging (MRI) is usually not done at first. It may be done if A severe injury is suspected. Symptoms do not resolve after several weeks of protection, rest, ice, compression, and elevation (PRICE). 