Knee Osteoarthritis

Conservative therapies helped some patients initially, but their benefits declined over time. Severe arthritis is defined by Kellgren-Lawrence grade four primary knee arthritis on radiograph or clinician judgment that total knee replacement is warranted. The 30-second Chair Stand Test is recommended by the Osteoarthritis Research Society International for knee OA and has good reliability and validity. The article cautions that clinical meaningfulness of PPT changes in knee osteoarthritis cannot be precisely judged because no MCID is established. Knee osteoarthritis affects the whole joint and commonly causes pain, swelling, stiffness, reduced range of motion, impaired walking and difficulty with daily activities. Patients' motivation for TKA arose from progressive deterioration in quality of life caused by knee osteoarthritis. Typical knee osteoarthritis symptoms include pain, swelling, restricted mobility, and possible mobility impairment. Severe knee osteoarthritis causes pain, disability, and referral to secondary care. KOA-related pain limited weight-bearing and everyday activities such as walking, squatting, washing dishes while standing, stairs, and ambulation. Osteoarthriti…