Osteoarthritis is the most common form of arthritis in the knee joint. Osteoarthritis develops slowly and the pain it causes worsens over time.

Causes of Knee Osteoarthritis

Osteoarthritis is degenerative and is caused by “wear-and-tear”. Over time the cartilage in the knee joint gradually wears away. Eventually the space between the bones decreases as shown in the image.

Osteoarthritis of the knee

Symptoms of Knee Osteoarthritis

The main symptom if osteoarthritis is pain and swelling, this may be worse in the morning, or after sitting or resting. Vigorous activity may cause pain to flare up.

Other symptoms include:

  • The knee may “lock” or “stick” during movement.
  • It may creak, click, snap or make a grinding noise (crepitus).
  • Pain may cause a feeling of weakness or buckling in the knee.
  • Many people with arthritis note increased joint pain with rainy weather.

Treating Osteoarthritis of the knee

Management of osteoarthritis includes:

  • Pain relief
  • Daily activity adaptation
  • Weight loss
  • Knee bracing
  • Steroid/ Hyaluronic acid injections
  • Assess alignment
  • Discuss surgery

If surgery is required then these are the surgical options: