Patient guide · Bone health
Bindex bone density scan, a radiation-free point-of-care ultrasound for osteoporosis screening.
Bindex is a modern point-of-care pulse-echo ultrasound that estimates bone mineral density at the tibia. Radiation-free, quick and portable — ideal for community and primary-care osteoporosis screening. Positive findings should be confirmed with DEXA.
Key facts
- 01
Definition
A pulse-echo ultrasound density scan of the tibia that estimates proximal-femur bone mineral density.
- 02
Radiation-free
Uses sound waves, not X-rays — safe to repeat and safe in almost every patient group.
- 03
5-minute test in primary care
A quick point-of-care assessment that fits inside a normal GP or nurse appointment.
- 04
Screens for osteoporosis
Calculates a Density Index (DI) that stratifies risk into green, grey and red zones.
- 05
CE-marked device
Regulated bone-density device with published clinical evidence in primary-care screening.
- 06
Confirmed on DEXA
Positive Bindex findings are confirmed with a formal DEXA scan before any treatment decision.
How it’s done
Preparation and the scan itself — what happens, in order.
A five-minute point-of-care test with no preparation, no radiation and an immediate result.
- 01
Before
No preparation required
No fasting, no bloods, no imaging prerequisites — walk in and be scanned.
- 02
During
Sit comfortably with lower leg exposed
You stay seated. Roll up the trouser leg to expose the shin — that’s the whole set-up.
- 03
During
Ultrasound probe placed on tibia
A small handheld pulse-echo probe rests on the middle of the tibia with a little gel.
- 04
During
Multiple readings taken (~5 min)
A short series of measurements is captured to give a robust average density value.
- 05
During
Density Index (DI) calculated
The device converts tibial cortical thickness into an estimated proximal-femur BMD.
- 06
After
Automated interpretation
You receive an on-screen category — green (normal), grey (borderline) or red (osteoporosis-range).
- 07
After
Positive result → DEXA referral
Grey or red findings are referred on for a confirmatory DEXA scan and full fracture-risk review.
Typical scan time: about 5 minutes. Result: immediate, on-screen category.
What it shows
What a Bindex scan tells you.
Bindex answers a specific question — is bone density in the normal range, borderline, or in the osteoporosis range — and points at the right next step.
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Estimated proximal femur BMD
A validated estimate of hip bone mineral density from a peripheral tibial reading.
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Osteoporosis category (green / grey / red)
A simple traffic-light zone — normal, borderline or osteoporosis-range — from the Density Index.
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Fracture-risk stratification
Adds a bone-density data point to the wider fragility-fracture risk assessment.
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Baseline for community screening
Provides an accessible baseline outside the hospital DEXA queue.
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Confirmatory pathway to DEXA
Filters who genuinely needs DEXA, reducing unnecessary hospital referrals.
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Serial monitoring in primary care
Repeatable in the surgery to watch trends over time without extra radiation.
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Repeat at defined interval
Structured re-scanning to track response to lifestyle change or treatment.
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Red flag: severe DI reduction + fragility fracture history — urgent DEXA and fracture-liaison referral
A red-zone result in someone with a prior fragility fracture triggers urgent onward referral.
Next steps
What happens after the result.
The Density Index category shapes what comes next — reassurance and lifestyle advice for green, or confirmatory DEXA and a full fracture-risk pathway for grey and red.
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Reassurance if green zone
A normal Density Index needs no further imaging — general bone-health advice only.
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DEXA referral if grey / red zone
Borderline or osteoporosis-range readings are confirmed with a formal DEXA scan.
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Lifestyle advice (calcium, vitamin D, exercise)
Dietary calcium, vitamin D and weight-bearing exercise remain the cornerstone.
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Falls-prevention programme
Balance, strength and home-hazard review reduce fragility-fracture risk.
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GP fracture-risk review
FRAX or QFracture calculation alongside the Bindex result, in general practice.
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Bisphosphonate or denosumab pathway
If DEXA confirms osteoporosis, guideline anti-resorptive treatment is discussed.
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Repeat Bindex screening
Interval re-scan to monitor stability or response, without radiation exposure.
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Multi-disciplinary bone-health review
Rheumatology, endocrinology or metabolic-bone specialists where secondary causes are suspected.
Red flags
When to escalate beyond routine screening.
Certain histories or comorbidities raise the priority — these situations bypass routine screening and go straight to specialist bone-health assessment.
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Severe density loss + fracture
Very low Density Index alongside any prior fragility fracture — urgent DEXA and fracture-liaison referral.
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Steroid-induced osteoporosis
Long-term oral corticosteroid use is a well-recognised secondary cause requiring specific management.
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Post-menopausal fragility fracture
Any low-trauma fracture after the menopause materially raises the priority of assessment.
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Early menopause
Menopause before age 45, natural or surgical, accelerates bone loss and warrants screening.
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Hyperparathyroidism
Primary hyperparathyroidism drives cortical bone loss — biochemistry review is essential.
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Chronic malabsorption
Coeliac disease, IBD or bariatric surgery can impair calcium and vitamin D absorption.
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Rheumatoid arthritis
Inflammatory arthritis, and the drugs used to treat it, both contribute to bone loss.
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Chronic kidney disease-mineral bone disorder
CKD-MBD requires a specialist metabolic-bone pathway rather than routine osteoporosis care.
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Post-transplant bone disease
Solid-organ or bone-marrow transplant recipients need proactive bone-health surveillance.
Sources
The guidance behind this page. Reviewed and referenced.
Guidance from UK osteoporosis, densitometry and device authorities.
Editorial note
Reviewed on 2026-07-30. Next review 2027-07-30.
Written by Pulse Atlas Editorial and reviewed by Pulse Atlas Editorial Board ().
- 01 Reference
Royal Osteoporosis Society. Clinical guidance for osteoporosis diagnosis and management.
Royal Osteoporosis Society. Clinical guidance for osteoporosis diagnosis and management. - 02 Reference
NICE. Bisphosphonates for treating osteoporosis (TA464).
NICE. Bisphosphonates for treating osteoporosis (TA464). - 03 Reference
Bindex device — manufacturer clinical evidence and validation studies.
Bindex device — manufacturer clinical evidence and validation studies. - 04 Reference
International Society for Clinical Densitometry. Official positions on bone density assessment.
International Society for Clinical Densitometry. Official positions on bone density assessment.
Frequently asked
Everything patients ask about Bindex.
Quick answers on accuracy versus DEXA, safety, preparation and what happens after an abnormal result.
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What is a Bindex bone density scan?
Bindex is a portable pulse-echo ultrasound device that measures cortical thickness at the tibia and converts it into an estimated proximal-femur bone mineral density. It is used as a fast, radiation-free osteoporosis screen in primary care.
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Is Bindex as accurate as DEXA?
DEXA remains the reference standard for diagnosing osteoporosis. Bindex is a validated screening tool — it triages patients into normal, borderline and osteoporosis-range groups, and any positive finding is confirmed on DEXA before treatment.
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Is the scan safe?
Yes. Bindex uses ultrasound, not ionising radiation, so it carries no radiation dose and can be repeated as often as clinically needed. It is suitable for most adults, including those who would prefer to avoid X-rays.
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How long does the test take?
The measurement itself takes around 5 minutes. It fits comfortably inside a routine primary-care appointment, with the result and category available immediately at the end of the scan.
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Do I need to prepare?
No preparation is required. You do not need to fast, stop medication or bring prior imaging. You will simply be asked to expose the shin so the probe can rest on the tibia.
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What happens if my result is abnormal?
A grey or red-zone Density Index is referred on for a confirmatory DEXA scan and a full fracture-risk review. Treatment is only started once osteoporosis is formally confirmed and secondary causes have been considered.
Related tests
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In practice, in London
How bone density scan bindex tends to unfold when you go private
With bone density scan bindex, the London question is usually about report turnaround and the radiologist reading it — not whether the scan is available. The wait for bone density scan bindex on the NHS depends heavily on where you live and how urgently the referral is graded. Central and West London private clinics can normally book within a week, with imaging or a procedure slot to follow shortly after. It’s worth being honest about the reason for going private: usually it’s time, not a fundamentally different test.
Once you’re in the private system for bone density scan bindex, the pace picks up noticeably. Consultant slots run to time, imaging is usually available in the same building or a short walk away, and the report comes back typed and detailed. It’s the coordination that tends to feel different — one person on the other end of the phone, not a switchboard. For bone density scan bindex specifically, the difference between a routine report and a sub-speciality read is where private care earns its keep.
There are a lot of consultants in London who can technically handle bone density scan bindex. Fewer who do it week in, week out for the exact question you’re bringing. We spend most of our time working out which is which — and being straight when a different test or a different specialist would serve you better. Everything runs to CQC, GMC and Royal College standards; the choice is about fit, not floor.
Nearby in the library