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What Happens During an MRI, X-Ray or Ultrasound? Your Guide to What to Expect at an Imaging Appointment

>> What Happens During an MRI, X-Ray or Ultrasound? Your Guide to What to Expect at an Imaging Appointment

A simple, reassuring guide to help you feel prepared and confident before your scan.

If your consultant has recommended an MRI, X-ray, CT scan or ultrasound, it’s completely normal to have questions about what will happen. Many patients wonder about:

  • What the scan involves
  • Whether it will be uncomfortable
  • How long it takes
  • Whether they need to prepare
  • What the environment will be like

Modern imaging is safe, quick and highly effective. And, at Orthopaedic Innovation (OI), our Patient Support Team is available throughout your journey to answer questions, offer reassurance and organise every part of your imaging pathway.

This guide explains, step-by-step, what typically happens during each type of scan.

Before Your Appointment

For most scans, preparation is simple:

  • Wear comfortable clothing
  • Remove all jewellery and metal items
  • Bring details of any implants or medical devices
  • Arrive a few minutes early for routine safety checks

At OI, imaging is performed or overseen by specialist radiographers experienced in musculoskeletal conditions.

What Happens During an MRI Scan

MRI (Magnetic Resonance Imaging) uses a magnetic field and radio waves to create detailed images of joints, muscles and soft tissues.

Step-by-step: What to Expect

  1. Safety screening
    You’ll be asked about implants, pacemakers or metal in your body.
  2. Comfortable positioning
    You lie on a padded table with cushions or supports.
  3. Entering the scanner
    The table moves into a wide, open-ended tube.
    For limb scans, only the area being scanned enters the machine.
  4. The noise
    MRI machines make tapping or thumping sounds. Ear protection is always provided.
  5. Staying still
    Most scans last 15–30 minutes.
  6. Communication
    You can speak to the radiographer at any time.

Does MRI hurt?

No: it is completely painless.

Pre-surgery MRI, X-Ray or Ultrasound - What to Expect at an Imaging Appointment

What Happens During an MRI Scan

X-rays use a small amount of radiation to produce images of bones and joints.

What to Expect

  1. Quick preparation
    Jewellery or clothing may need to be removed from the area being scanned.
  2. Positioning
    The radiographer positions you appropriately.
  3. Stillness
    You remain still for a few seconds while the image is taken.
  4. Multiple angles
    Often two or three images are taken from different positions.

How long does it take?

Usually 5–10 minutes.

Does an X-ray hurt?

No: it is painless and very quick.

- Orthopaedic Innovations

What Happens During an Ultrasound Scan

Ultrasound uses sound waves to produce real-time images of soft tissues, tendons, ligaments and nerves.

What to Expect

  1. Gel applied
    A cool gel is placed on your skin.
  2. Scanning
    The clinician moves a small handheld probe over the area.
    You may be asked to move the joint or describe symptoms to improve diagnostic accuracy.
  3. Dynamic imaging
    Useful for tendon injuries, swelling, nerve issues and guided injections.

How long does it take?

Around 10–20 minutes.

Does ultrasound hurt?

No: you may feel gentle pressure, but no pain.

- Orthopaedic Innovations

What Happens During a CT Scan

CT (Computed Tomography) uses rotating X-rays to create detailed cross-sectional images.

What to Expect

  1. Lying on the CT table
    You lie on a padded table that moves through a ring-shaped scanner.
  2. The scan
    The scanner rotates, but you will not feel anything.
  3. Quick imaging
    CT scans are very fast; often 5–15 minutes.

Does CT hurt?

No: it is completely painless.

- Orthopaedic Innovations

After Your Scan

Once your imaging is complete:

  • You can leave immediately
  • There is no recovery time
  • Your images are reviewed by a specialist radiologist
  • Your Orthopaedic Innovation consultant will go through the results with you at your next appointment

If you need help scheduling follow-up appointments or coordinating your care, our Patient Support Team will organise everything for you. 

Understand more about how we assist in our blog: Beyond the Clinic: What Makes Our Concierge Team Unique

When to Ask Questions

You can always ask your radiographer or our team about:

  • What the scan involves
  • Any concerns about the scanner environment
  • Claustrophobia or anxiety
  • How long the scan will take
  • Safety with implants or devices
  • Follow-up appointments

We encourage all patients to ask anything they need; reassurance is part of our care.

Moving Forward with Confidence

MRI, X-ray, CT and ultrasound are safe, painless and essential tools in diagnosing joint, muscle and nerve conditions. Knowing what to expect can make your appointment calmer and more comfortable.

If your treatment process requires imaging, we’ll organise and assist you the whole way. 

Speak to our team and kickstart your journey to a healthier you.

Locations

Outpatient Clinic
Phoenix Hospital Group,
9 Harley Street,
London, W1G 9QJ
Inpatient
Weymouth Street Hospital,
42-46 Weymouth St,
London, W1G 6NP
Outpatient Clinic
Minor Procedures
25 Harley Street,
London, W1G 9QJ
Medical disclaimer
The information provided on this website is for informational purposes only and should not be considered medical advice. It is not intended to replace consultation with a qualified healthcare professional. While we strive to provide accurate and up-to-date information, medical knowledge is constantly evolving, and individual cases may vary. Any surgical or non-surgical treatments discussed on this website should be considered in consultation with a medical professional who can assess your individual needs and medical history.
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