Cardiac Testing

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Cardiac Testing in Thornhill

Cardiac testing helps assess how your heart is working and can identify conditions such as irregular heart rhythms, reduced blood flow, or other heart-related concerns. These tests provide important information to support accurate diagnosis, treatment planning, and ongoing heart care.

Depending on the type of test, your exam may involve monitoring your heart's electrical activity, blood pressure, or blood flow while you rest or during gentle exercise. Most cardiac tests are non-invasive, painless, and performed in a comfortable clinical setting.

At Healthwise Diagnostics our trained cardiac technologists and medical team are committed to providing safe, accurate testing in a calm and supportive environment.

Cardiac testing at Healthwise Diagnostics

Cardiac Tests We Provide

Cardiac testing can help your physician assess heart structure, rhythm, blood pressure patterns and blood flow response.

  • Echocardiography
  • Holter monitoring
  • Ambulatory blood pressure monitoring
  • Cardiac stress testing
  • Heart rhythm assessment
  • Physician-requested follow-up testing

Exam Preparation

No special preparation is required for echocardiography, Holter monitoring, or ambulatory blood pressure monitoring.

Stress Testing

Preparation is the same as for nuclear cardiology exams. Please bring all of your medications with you to the appointment.

For patients with diabetes:

  • If you take oral diabetes medication: Eat a light breakfast or lunch and take half of your usual dose on the morning of the test. After the test, you may eat normally and take the remaining dose.
  • If you use insulin: On the morning of the test, take half of your usual insulin dose and eat a light breakfast.

If you have any questions about how to prepare, our team will be happy to assist you.

Patient cardiac testing appointment
Book a cardiac testing appointment

Cardiac Testing Questions

Find clear answers about requisitions, preparation and what to bring for cardiac testing at Healthwise Diagnostics.

Do I need a requisition for cardiac testing?

Yes. Please bring a valid requisition form signed by your doctor or nurse practitioner, along with your Ontario Health Card.

No special preparation is required for echocardiography, Holter monitoring, or ambulatory blood pressure monitoring.

Please bring all of your medications with you. If you have diabetes, follow the medication instructions provided by the clinic or ask our team before your appointment.

Our team will be happy to assist you with preparation questions before your appointment.