Alternatives to Knee Replacement Surgery

Non-surgical options to discuss with your doctor before joint replacement, including one you may not know about: low-dose radiation therapy (LDRT)

Where Knee Replacement Fits

Joint replacement can be highly effective for advanced hip or knee osteoarthritis when pain and disability remain severe despite non-surgical care. It's a major procedure with a real recovery period, and it isn't right for everyone or for every stage of disease. Timing the decision depends on more than imaging alone. Symptoms, function, overall health, treatment goals, surgical risk, and the patient's own readiness all matter.

Where LDRT Fits

LDRT is non-invasive and outpatient. No needle beyond imaging guidance in some cases, no sedation, and no recovery period, with six treatment sessions given over about two to three weeks. It is usually discussed after diagnosis is clear and standard non-surgical approaches have been tried or considered, for patients with persistent pain who want to discuss a non-surgical option before or instead of surgery. LDRT is non-surgical and does not rebuild cartilage; the goal is to reduce pain and improve function, not to reverse structural joint damage the way a replacement addresses it directly.

Because LDRT can't regrow cartilage, patients with more advanced structural damage may be less likely to improve from it. For that stage of disease, joint replacement may be the more effective option. A radiation oncologist and orthopedic surgeon, together with the patient, are best positioned to weigh which approach, or which order of approaches, fits the specific situation.

For education only. LDRT is not right for every patient. Talk with your doctor about whether it makes sense for your situation.

For the clinical evidence behind LDRT's effectiveness, see our LDRT Success Rates page or the full reference list on FAQ.