A doctor can present knee replacement surgery as a treatment option, but whether or not to have the surgery is up to the patient. Some patients choose to have knee replacement surgery as soon as their doctors suggest it. Others want to avoid surgery or postpone it as long as possible.
Therapeutic knee injections can reduce painful symptoms related to knee osteoarthritis. Injections are often used in conjunction with other nonsurgical treatments—such as physical therapy, bracing or medications.