When your back really hurts, it’s natural to want a scan. You want to see the problem, name it, and fix it. But for most back pain, an MRI won’t help, and can sometimes make things worse. Here’s the honest picture of when scans matter and when they don’t.
Why scans often don’t help back pain
Here’s the surprising part: scans of pain-free people routinely show “problems” like disc bulges and wear-and-tear changes. These are normal findings, as common as grey hair. So when a scan of a person in pain shows the same things, it often can’t tell whether those findings are the cause of the pain or just background noise. The image and the pain frequently don’t match.
The downside of scanning too early
Beyond cost, there’s a real catch. Seeing scary-sounding words on a report, like “degeneration” or “bulge”, can make people fearful, move less, and brace their back, all of which tend to make pain worse and last longer. Research consistently shows that early scanning for ordinary back pain leads to worse outcomes, not better.
When is a scan actually useful?
Scans have their place when there are specific warning signs, such as:
- Numbness, weakness or symptoms spreading down a leg that aren’t improving
- Loss of bladder or bowel control, or numbness around the groin
- Pain with fever, or unexplained weight loss
- A significant injury, or pain that isn’t settling as expected
In these cases a scan can genuinely change the plan, which is exactly when it’s worth doing.
What to do instead
For typical back pain, an assessment of how you move and what triggers it is far more useful than an image. A physiotherapist can find the mechanical cause, use targeted manual therapy to treat it, and guide your recovery, and refer you for a scan if a warning sign appears.
Frequently asked questions
Shouldn’t I get a scan just to be safe?
For ordinary back pain, usually not. It rarely changes treatment and can increase worry. Warning signs are the reason to scan.
My scan showed a disc bulge. Is that my pain?
Maybe, maybe not. Bulges are common in pain-free people too, so the finding has to be read alongside how you actually move and feel.
Can I recover without ever scanning?
Most people with typical back pain do exactly that.
If you’re unsure whether your back pain needs a scan, a physiotherapist can assess you, treat the cause, and flag if imaging is actually warranted. You can book a session here.
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Marcos Jusdado is a physiotherapist and osteopath at Kinesis Clinic, Vida Emirates Hills, in the heart of Dubai. With 9 years of experience and over 12,000 sessions, he specialises in sport physiotherapy, functional neurology (P-DTR), vestibular rehabilitation and chronic pain, working with everyone from busy professionals to competitive athletes. His approach focuses on finding the root cause of pain rather than just treating the symptoms, helping his patient to achieve long-lasting results.
