Meniscus Tear: Surgery or Rehab? | GCKG
Meniscus Tear Surgery vs Rehab: What Young Adults and Athletes Need to Know
Dr Adam Walker (PhD) — Director and Head of Rehabilitation, Gold Coast Knee Group
Twelve months ago I tweaked my lateral meniscus running downhill on a trail. Classic story. I did what I do for a living — rehabilitated it, got strong, got back to close to full function.
Then, two months ago, I landed badly and it tore again. Worse this time. A large radial tear that needed surgical repair.
I am writing this five weeks post-operation, about to get off the crutches. The last month has taught me more about this decision than any textbook did.
So this is part evidence review, part real-time reflection. Because the question of whether a young adult with a meniscus tear needs surgery has a more interesting answer than most people are given — and getting it right depends heavily on what kind of tear you actually have.
The Old Assumption, And What Challenged It
For a long time the default was straightforward. Young plus traumatic tear equals surgery.
The reasoning was that healing potential in the meniscus is poor, and the cost of not repairing it could be early arthritis. That is a serious enough consequence to justify a default.
It is worth saying that this is a different situation from an older, degenerative tear. We have written separately about meniscus tears in the older knee, where the evidence against arthroscopy is now very strong. What follows does not simply transfer between the two.
The study that changed the conversation for young adults is the DREAM trial1.
What DREAM found
121 participants, aged 18 to 40, with MRI-confirmed meniscus tears.
Randomly assigned to either early arthroscopic surgery or 12 weeks of supervised exercise and education.
At two years, there was no significant difference in knee function between the two groups.
26% of the rehabilitation group ultimately chose to have surgery.
Both groups improved significantly — including those managed without an operation.
The headline takeaway: for a lot of young adults, structured rehabilitation is a legitimate first-line option rather than a delaying tactic.
Where It Gets More Interesting
Several follow-up analyses of the DREAM data added detail that matters more than the headline.
Mechanical symptoms are the exception
A secondary analysis2 found surgery was clearly better at resolving mechanical symptoms — catching and locking. At twelve months, only 35% of the surgical group still had them, compared with 69% of the rehabilitation group.
But for pain, function and quality of life, the two groups were still similar. So if your knee is catching or locking, that is a specific reason to consider surgery. General pain is not.
Whether it was traumatic did not predict the answer
An exploratory analysis3 compared traumatic tears against non-traumatic ones and found no significant difference in outcomes. Both groups responded similarly to either approach.
That directly undercuts the original logic. “It happened in an incident, therefore it needs fixing” does not hold up on its own.
The MRI could not pick the winners
A subgroup analysis4 tested whether the scan — tear type, location, complexity — could identify who would do better with early surgery. It could not do so reliably.
One caveat worth keeping: the numbers in each tear-type group were low, which limits how much weight that finding can carry.
But Not All Meniscus Tears Are Equal
Here is where I will be honest about the gap between the evidence and my clinical opinion, because the two have not fully converged.
Over the past month I have gone back through the literature and spoken with several orthopaedic surgeons. I still believe the type of tear matters, particularly in young adults.
There are three patterns I am especially wary of.
Radial tears
These disrupt what is called hoop stress, which is how the meniscus distributes load around the joint. A radial tear does not just damage the meniscus — it defunctions it. The load-sharing job it exists to do stops happening.
This was mine.
Root tears
These destabilise the meniscus and change the mechanics of the whole joint. They are associated with an increased risk of progressing to osteoarthritis if they are not repaired.
Bucket handle tears
These often cause genuine mechanical locking, and they are rarely managed well without early surgery. Worth noting: they were excluded from the DREAM trial, so the trial’s reassurance does not extend to them at all.
The patterns where rehab first makes more sense
With vertical or horizontal tears, I am far more comfortable trialling rehabilitation first. These do not impair meniscal function to the same degree, and a great many people recover well without an operation.
So DREAM and its follow-ups offer broad reassurance, and clinical nuance still matters. Tear type continues to shape what I recommend.
How I Approach This Now
There is no one-size-fits-all version of this decision. But this is my framework:
Start with a team. Your GP, an orthopaedic surgeon and a physiotherapist should be talking early, not sequentially over six months.
Prioritise symptoms and tear type. Mechanical symptoms and defunctioning patterns are the things that shift the decision toward surgery.
Trial rehabilitation where it is appropriate — with clear benchmarks and an early review date, not an open-ended “see how you go”.
Do not delay surgery when it is needed, particularly for radial, root and bucket handle tears.
Because the worst outcome available here is recommending rehabilitation for someone whose meniscus is no longer doing its job, and watching the joint degenerate while they do the exercises properly.
That risk is exactly why “the evidence says rehab is fine” is too blunt an answer for an individual sitting in front of you with a scan.
Questions Worth Asking Before You Decide
If you are sitting with a scan and a recommendation, these are the questions that actually move the decision.
What pattern is my tear? Radial, root, bucket handle, vertical, horizontal. This is the single most useful piece of information and it is often not volunteered.
Is my meniscus still doing its job? A tear that damages the meniscus is different from one that stops it sharing load. That distinction is what separates the two groups above.
Am I getting genuine mechanical symptoms? Catching and locking, as opposed to pain and stiffness. Be precise here — a lot of people say locking when they mean the knee feels unreliable, and the two lead to different recommendations.
If we trial rehabilitation, what are the benchmarks and when do we review? An open-ended trial is not a plan. Twelve weeks with clear markers is.
What happens to my joint if we wait and it turns out I needed the repair? For most patterns the answer is very little. For a defunctioning tear it is a real consideration, and it deserves a straight answer.
You are entitled to ask all five, and a good clinician will be pleased you did. The decision is genuinely uncertain in places, and the people making it should be able to say where.
The Bottom Line
The reflex of “young equals surgery” deserves to go. The DREAM trial showed that at two years, young adults managed with twelve weeks of supervised exercise and education did as well on knee function as those who had early surgery, and around three quarters of them never needed the operation at all.
But it should be replaced with something more considered rather than the opposite reflex. Tear pattern matters. Mechanical symptoms matter. What you actually want to get back to matters.
If your knee is catching or locking, or if you have a radial, root or bucket handle tear, the conversation looks different from someone with a vertical tear and a knee that simply aches.
Going through this myself has made me a more curious clinician, a more cautious one, and a considerably more collaborative one. The right answer here comes out of a proper conversation between several people, and it is worth insisting on that.
Working out what to do about a meniscus tear?
The decision depends on your tear pattern, your symptoms and what you want to get back to — which means it needs a proper assessment rather than a rule of thumb. Our Sports Knee Program covers both pathways, whether you end up rehabilitating first or preparing for surgery, and we will tell you straight when we think an orthopaedic opinion is the priority.
We see patients across the Gold Coast at Robina, Currumbin and Benowa. You can get in touch with our team or phone 0408 051 943.
FAQs about Meniscus Tears in Young Adults
🎯 Do I need surgery for a meniscus tear?
Not automatically, even as a young adult with a traumatic tear. In the DREAM trial, young adults randomised to twelve weeks of supervised exercise and education did as well on knee function at two years as those who had early surgery.
Around a quarter of the rehabilitation group did go on to have surgery. Which means roughly three quarters did not — but also that it is a genuine possibility to plan for rather than a failure.
🎯 Does the type of meniscus tear change the decision?
In my clinical view, yes — although the MRI subgroup analysis from DREAM could not reliably predict who would do better with surgery, and the numbers in each tear type were small.
Radial, root and bucket handle tears are the three patterns I am most wary of, because each compromises what the meniscus actually does. Vertical and horizontal tears are where I am most comfortable trialling rehabilitation first.
🎯 My knee is catching and locking. Does that change things?
Yes, this is the clearest signal in the evidence. A secondary analysis of the DREAM trial found surgery was substantially better at resolving mechanical symptoms — at twelve months only 35% of the surgical group still had them, against 69% of the rehabilitation group.
For pain, function and quality of life the two groups were still similar. So catching and locking specifically is a reason to consider surgery. General aching is not.
🎯 What is a radial tear and why does it matter?
A radial tear cuts across the meniscus and disrupts hoop stress — the mechanism by which the meniscus spreads load around the joint.
That means it does not just damage the meniscus, it defunctions it. The load-sharing job it exists to do stops happening, which is why this pattern makes me more inclined toward repair.
🎯 What is a root tear?
A root tear affects where the meniscus anchors to the bone, which destabilises the meniscus and changes the mechanics of the whole joint.
It is associated with an increased risk of progressing to osteoarthritis if it is not repaired, which is why it sits alongside radial tears as a pattern to take seriously.
🎯 Does it matter whether my tear happened in a specific incident?
Less than you would expect. An exploratory analysis from the DREAM trial compared traumatic against non-traumatic tears and found no significant difference in outcomes — both responded similarly to either surgery or structured rehabilitation.
That finding undercuts the old logic that a traumatic tear automatically warrants an operation.
🎯 How long should I try rehabilitation before deciding?
The DREAM trial used twelve weeks of supervised exercise and education, which is a reasonable benchmark.
What matters as much as the duration is having clear benchmarks and a set review date rather than an open-ended trial. If it is not working, you want to know that on a schedule.
🎯 If I try rehab first and it does not work, have I lost anything?
For most tear patterns, mainly time. That is why the rehabilitation-first approach is reasonable for vertical and horizontal tears.
For a defunctioning pattern — radial, root, bucket handle — the calculation is different, because the joint may be accumulating load it is not equipped to handle while you wait. That is the scenario worth avoiding.
🎯 Who should be involved in this decision?
Your GP, an orthopaedic surgeon and a physiotherapist, ideally talking early rather than one after another over several months.
Getting a surgical opinion does not commit you to surgery, and it gives you the full picture of what is going on in the knee before you choose a path.
References
1 Skou ST, Thorlund JB, Damsted C, et al. Early surgery or exercise and education for meniscal tears in young adults. BMJ 2022;376:e066588.
2 Damsted C, Thorlund JB, Hölmich P, et al. Effect of exercise therapy versus surgery on mechanical symptoms in young patients with a meniscal tear: a secondary analysis of the DREAM trial. British Journal of Sports Medicine 2023;57:521-527.
3 Thorlund JB, Damsted C, Skou ST, et al. Early surgery versus exercise therapy and patient education for traumatic and nontraumatic meniscal tears in young adults — an exploratory analysis from the DREAM trial. Osteoarthritis and Cartilage 2023.
4 Skou ST, Thorlund JB, Damsted C, et al. Can baseline MRI findings identify who responds better to early surgery versus exercise and education? A subgroup analysis from the DREAM trial. American Journal of Sports Medicine.
