Dipyridamole (Persantine) Studies

The Dipyridamole test can show whether any of the blood vessels that bring blood to your heart are blocked or in danger of becoming blocked. To perform the test, a small amount of a radioactive isotope called Cardiolite is injected while you are at rest, and a set of pictures is taken. You will then lie on a table with electrodes applied to your chest. After your receive Persantine, an additional dose of Cardiolite is injected and another set of pictures is taken.

Preparing for the Test:

• Do not eat or smoke at least 2 hours prior to the test. Do not drink regular coffee, tea or caffeinated beverages 2 hours prior to the procedure.
• Bring a list of current medications and doses. Any medications that are dipyridamole (Persantine) adenosine or theophylline based should not be taken at least 36 to 48 hours prior to the study. Please ask before your scheduled test day if you need to discontinue any medications the day of the study.
• If you are diabetic, contact your doctor for instructions regarding diet and medications before you scheduled test day.
• Bring a snack – you will have an opportunity to eat at some point during the test.
• Wear loose-fitting clothes and comfortable walking shoes that will be suitable for exercise. Men usually don’t wear a shirt during the test; women generally wear a loose-fitting blouse or hospital gown. Do not wear shirts with metal buttons or snaps.
• Before the test, you’ll be given a brief explanation of the test and you’ll be asked to sign a consent form. Feel free to ask any questions about the procedure.