Knee osteoarthritis

Overview

Knee osteoarthritis is the wearing of the knee's cartilage, causing pain, stiffness and reduced function. Exercise, strengthening and weight management are the cornerstone of care, with joint replacement an option for advanced disease.

Symptoms

• Knee pain with activity, easing with rest
• Stiffness, especially after rest
• Swelling and grinding
• Reduced walking and stair tolerance

Causes

• Age-related cartilage wear
• Previous knee injury
• Higher body weight and loading

Treatment

• Strengthening and aerobic exercise
• Weight management
• Pain management and aids as needed
• Joint replacement opinion for advanced disease