Magnetic Resonance Imaging (MRI)

what is magnetic resonance imaging?

Magnetic Resonance Imaging (MRI) uses radio waves and a strong magnetic field to produce clear and detailed pictures of the body, without the use of X-ray.

Learn more about our breast mri service

when is magnetic resonance imaging (mri) used

  • Analysis of any part of the body including the brain, spine, bones and soft tissue, (organs, muscles, nerves, brain, discs, ligaments, and blood vessels).
  • Diagnosis of small tears, and injuries to tendons, ligaments and muscles and small fractures which cannot be seen on X-ray. Especially, useful in sports injuries.
  • Diagnosis of degenerative disorders such as arthritis.
  • Analysis of damage to the spinal cord after trauma.
  • Diagnosis and analysis of infections and tumours of the nervous system, bones and joints.

are there any risks involved

Magnetic Resonance Imaging (MRI) examination is painless and has no known harmful effects from either the magnetic field or the radio frequency waves that are used.

However, due to the effect of strong magnetic field you should not undergo the examination without advice from your doctor or the radiologist, if you have any of the following:

  • A pacemaker (or artificial heart valve)
  • Metallic implants
  • Certain types of prosthetic devices
  • Implants and/or hearing aids
  • Certain types of metallic clips used in brain surgery
  • Artificial heart valves
  • Neurostimulators
  • Bullet, shrapnel in your body
  • Metal fragments in your eyes
  • Pregnancy

 

If in doubt, please do not hesitate to consult our staff as they have been well informed to handle all einquiries.

how is the procedure performed?

  • You will asked to change into a gown provided.
  • The radiographer will position you comfortably on a special table that slides into the MRI system.
  • You will be asked to remain very still during the scan because slight movements can spoil the images and reduce their usefulness to you and your doctor.
  • To increase your comfort, the inside of the scanner is well lit and has a fan to blow fresh air gently over you. Music is also provided from the radio, tapes or CDs.
  • A call button will be given to you in case you feel the need to stop the procedure.
  • A friend or a family member can accompany you in the room if required.
  • The radiographer will perform the MRI sequencing at the control unit and will be able to see and communicate with you at all time.
  • You will hear tapping and thumping noises during the procedure. The sound can appear loud for some patients. Earplugs or headphones will be provided before the procedure.
  • Depending on number of images required, the procedure usually takes about 30 to 60 minutes.

are there any risks involved

  • A radiologist, who is a physician experienced in Magnetic Resonance Imaging (MRI) and other imaging examinations, will analyze the images and write a report.
  • The signed report will be sent to your primary care physician before your next appointment.