Is Pulsed Ultrasound Treatment Effective in Knee Osteoarthritis

Patients will receive treatment with 1 MHz probe with the intensity of 1w/cm2, pulsed at a ratio of 1:4 for 10 minutes and at an interval of 3 sessions per week during 8 weeks, a total of 24 sessions.

Sham US will be applied to control group for the same times and periods as treatment group. A home exercise program will be given to both of two groups which contains knee range of motion and isometric strengthening exercises.