Medical conditions that the M.T.O. qualifies as impairing your driving includes but is not limited to those listed below:
| High Risk Conditions: | ||
| Advanced dementia or Alzheimer's disease | Uncontrolled seizures or diabetes | |
| Substance abuse, psychiatric disorders with symptoms of suicidal thoughts, extreme agitation, impulsive or violent behavior etc. | Uncontrolled sleep apnea refusing treatment | Vision poorer than 20/30 examined with both eyes open |
| Low Risk Conditions: | ||
| Controlled sleep apnea | Seizure occurring one year ago or more | |
| Controlled diabetes | Heart disease | |
| Reactive depression | Cast/splints | |
| Stable psychiatric disorders | Field of vision less than 150 degrees horizontally or 20 degrees vertically | |
Note: There is a Medical Waiver Program run by the MTO, so some people with the above conditions may still be able to get their licenses.
If you have any further questions regarding medical conditions, or if you have been sent for medical review, you can contact the M.T.O.'s Medical Review Board, at (416) 235-1773 or toll-free at 1-800-268-1481.