FAQs - Frequently Asked Questions

Most services offered by GNMI are covered by OHIP as they are medically necessary. A small percentage are private pay if the patient does not have OHIP or not medically indicated, i.e. screening studies.

Whole Body MRI is a private pay screening exam which is not covered by OHIP. Patients need a requisition from their doctor or Whole Body MRI can obtain one from you. Studies are performed at GNMI Medical Imaging facilities in Mississauga or Ajax.

No, MRI (Magnetic Resonance Imaging) does not produce ionizing radiation like X-rays or CT scans. Instead, MRI uses strong magnetic fields and radio waves to generate detailed images of the body's internal structures.

No, there are no known side effects after an MRI scan.

Sonographers are not doctors. Diagnosis or treatments can only be suggested from your physician.

X-ray radiation exposure is generally considered low risk when used appropriately in medical imaging.

Routine mammograms are done through the OBSP (Ontario Breast Screening Program) for patients 40-75 years of age which can be done every two years and do not require a requisition. However, if you have a family history of breast cancer or have dense breasts, you may be eligible to have a mammogram once a year. If you have any breast issues; you will need to see your family physician for a referral.

Deodorants can show up on the image as micro-calcifications.

Yes, don’t panic. There are multiple reasons you may be called back. Closer, or more localized images may be required. Images with overlapping dense tissue may need to be repositioned.

Yes, breast tissue may overlap therefore compression is used to separate the overlapping tissue for better visualization.

Yes, they can. If men feel any lumps, or have a family history of breast cancer, they should consult with their physician.

No, tracer injections are safe and cause no side effects.

The tracer naturally decays over time but drinking more fluids will help your body to break down the tracer sooner.

Tracers can be detectable up to a week after injection. Many border crossings have very sensitive detectors, which can detect the radiation from your body. It may prevent you from crossing the border, therefore, you may need to request a medical note from GNMI to provide to the border agents.