Myocardial Perfusion Imaging (MPI)

Cardiac Blood Flow

Myocardial Perfusion Imaging (MPI)

Nuclear medicine imaging to assess blood flow to the heart muscle at rest and during stress. A physician referral is required to book.

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Myocardial Perfusion Imaging

Clinic Location

Myocardial Perfusion Imaging is offered at our Nepean location.

Nepean

1545 Merivale Rd, Nepean, ON K2G 3J4

Regular Clinic Hours

Monday – Friday6:40 AM – 7:45 PM
Saturday7:30 AM – 3:45 PM
SundayClosed

Booking Office Hours

Monday – Friday7:30 AM – 5:45 PM
Saturday8:00 AM – 3:45 PM
SundayClosed

Contact

(613) 727-1072 (613) 727-5873 (Fax) info@mmimaging.com
About the Exam

What Is Myocardial Perfusion Imaging?

Myocardial Perfusion Imaging (MPI) is a nuclear medicine exam used to evaluate blood flow to the heart muscle and identify areas with reduced circulation. The test helps determine whether blockages may be present in the coronary arteries by comparing blood flow during rest and during stress. MPI provides important functional information that supports diagnosis and management of heart disease.

Evaluate Blood Flow to the Heart
Assess circulation to the heart muscle at rest and during stress
Detect Reduced Circulation
Identify coronary artery blockages or reduced blood flow
Compare Rest & Stress
Compare heart perfusion under two different conditions
Support Diagnosis & Management
Guide diagnosis and ongoing management of heart disease
What to Expect

Your MPI Visit & How to Prepare

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Rest Portion
A small amount of radiopharmaceutical is injected into a vein. After waiting 30 to 60 minutes, images of your heart are obtained, taking about 20 minutes.
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Stress Portion
Blood flow to the heart is increased through treadmill exercise or, if exercise is not possible, a medication such as Persantine®.
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Second Set of Images
A small amount of radiopharmaceutical is injected at peak stress, followed by a waiting period and imaging similar to the resting portion.
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Done, No Recovery Needed
No recovery time is needed. Results are reviewed by a radiologist and sent to your referring physician.
Before Your Appointment

How to Prepare for Your MPI Exam

Preparation instructions vary depending on the exam. Please follow the instructions provided when your appointment is booked. Bring your health card, requisition, and any relevant documents. If you are unsure how to prepare, contact Merivale Medical Imaging before your appointment.

View Test Preparations
For Referring Physicians

Download the MMI Requisition Form

Merivale Medical Imaging accepts requisitions from all licensed physicians. Our editable PDF requisition can be downloaded, completed, and sent with your patient before their appointment. Requisitions are accepted at any licensed healthcare facility, including hospitals and independent health facilities (IHFs).

Editable PDF Requisition

Complete and send with your patient prior to their imaging appointment.

Download Requisition
All requisitions accepted — no prior authorization required
Before Your Exam

Preparing for Your Stress Test

The stress portion of MPI has a few specific preparation requirements. Follow the exact instructions provided when your appointment is booked.

Medications

Bring a list of your medications. Certain medications may need to be adjusted or held before the stress portion of the exam.

Caffeine

Caffeine can interfere with certain stress medications and may need to be avoided for a period before your exam.

Food & Fasting

Some fasting may be required before the exam. Follow the specific instructions provided when your appointment is booked.

Comfortable Footwear

Wear comfortable clothing and footwear suitable for treadmill exercise, if applicable to your exam.

Other Services

Imaging Services at MMI

Advanced outpatient diagnostic imaging across Ottawa and the Ottawa Valley.