General information to help you prepare for a conversation with your clinician.
Maybe you’ve started checking how far the car park is from the entrance. Maybe you’ve stopped suggesting walks. Those details are worth telling your surgeon. A conversation about joint replacement should include what your hip or knee is keeping you from doing, not just what the X-ray looks like.
One question to bring with you“Given how this is affecting my day, what would we gain or give up by waiting?”
Why the X-ray is only part of it
Arthritis severity on an X-ray does not line up neatly with pain. Some people have severe changes and manage well. Others have moderate changes and are miserable. A recommendation for replacement should rest on how you function and feel, with the images confirming that the joint is the likely cause.
Signs it may be time to talk about it
- Pain that wakes you at night or is there at rest.
- Walking, stairs or getting out of a chair are limited, and it is getting worse.
- Non-surgical treatment (activity changes, therapy, medication, injections as appropriate) no longer helps enough.
- You are avoiding things you used to do because of the joint.
Joint replacement is generally for people whose daily life is clearly limited, not for a joint that merely looks worn on a picture.
Why timing is a real trade-off
- Younger patients may outlive an implant and face a revision later, which is a reason to delay if the joint is manageable.
- Waiting too long can mean weaker muscles and a stiffer joint going in, which can make recovery harder.
- Health factors such as diabetes control, smoking and weight affect surgical risk. Improving them before surgery often improves results.
What to ask
- What on my scan and exam makes you think I am ready, or not yet?
- What else could I try first, and for how long?
- What are the realistic results at one year and at ten?
- What would make my risk higher, and can I improve it first?
- Which implant and approach do you use, and why?
Because this is an elective, high-impact decision, a second opinion on your X-rays is a common step. Our guide on questions to ask before surgery has the full list.
Quick answers
Is there an age that is too young or too old for a replacement?
There is no fixed cutoff. Surgeons consider activity, health and implant longevity rather than age alone.
Can I put off a replacement if it hurts?
Often yes, if you can function. Some people wait years. A surgeon can tell you if waiting would make anything worse.
Do I need an MRI for a hip or knee replacement?
Usually X-rays are the main imaging. Your surgeon will tell you if anything more is needed.
Want a surgeon to look at your scan?
Second Look is a written opinion from an orthopedic surgeon on the X-ray, MRI or CT you already have. It is opening soon. Join the free waitlist and we will email you when it opens in your state.
Join the Second Look waitlist →What did we miss?
If there’s a question you wish this guide answered, suggest a topic. Keep it general; please don’t email scans or personal medical information.