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What is Osteoarthritis of the knee?

  • Osteoarthritis of the knee is one of the most common manifestations of OA.
    • Approximately 27 million people in the U.S. have OA
      • Every year, Americans spend ~$7.9 billion dollars on knee / hip replacements


  • Especially in the knee, OA can cause:
    • Stiffness
    • Pain
    • "Locking up" of the knee
    • Grating / Catching of the joint during movement

Risk Factors

  • Age
  • Gender
  • Bone deformities
  • Joint injuries
  • Obesity
  • Repetitive-stress jobs
  • Diabetes
  • Underactive thyroid
  • Gout
  • Paget's disease


  • The specific causes for OA are unknown
    • It's thought that OA is caused by both mechanical and molecular events in each joint that's affected


  • Joint replacement surgery
  • Cartilage
    • Grafting Surgery
  • Exercise
  • Weight loss
  • Anti-inflammatory medications
  • Glucosamine & Chondroitin
  • Corticosteroid injections


- While there are no support groups in the Kenosha or Gurnee areas, the Center for Disease Control has some really in-depth support material. In addition, the Arthritis Foundation has several online support groups as well as information regarding coping with arthritis

* CIS does not provide medical advice, diagnosis or treatment. The content is for informational purposes only. 

Source: Center for Disease Control

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