Stress day:

Please read all instructions carefully.

  • No food 3-4 hours prior to testing.
  • Diabetic patients follow normal regimen, but eat light. You may have juice before the test if needed.
  • No smoking or exercise 8 hours before testing.
  • No caffeine 12 hours prior to testing (this included colas, chocolate, tea, or coffee).
  • No Theophylline 12 hours prior to the test.
  • You will have an IV started for this procedure.
  • If your test is scheduled in the afternoon, eat a light meal 4-5 hours prior to testing. Please do not fast all day for this test. You may drink water.
  • Wear loose comfortable clothing (short sleeved/t-shirt and pants/shorts). No dresses
  • If you use inhalers on a regular basis, please bring them with you.
  • As a part of this test you will need to eat a snack after the Lexiscan. The snack break is approximately 45-60 minutes. This should be a minimum of 10 grams of fat (you can bring food from home). Do not eat this food until instructed by the nuclear tech. The final images will take approximately 20-30 min.
  • On the day of the stress test, please bring a list with dosages or bottles of your medications(including supplements or over the counter), your inhaler(s), insurance card(s), and driver's license.
  • Take all of your regularly scheduled medications as prescribed except the medicines listed below. Do not take these medications (listed below) the day before or the morning of your test.
    • Aggrenox
    • Dipyridamole
    • Excedrine
    • Migraine meds with caffeine
    • Midol
    • Dristan

Resting day:

Please read all instructions carefully.

  • No caffeine 12 hours prior to scheduled time of arrival (this includes chocolate, colas, coffee, or tea).
  • No food 3-4 hours prior to scheduled time of arrival.
  • Diabetic patients follow normal regimen, but eat light.
  • No exercise 4 hours prior to scheduled time of arrival.
  • Medications: Take all routine medications as usual.
  • On this day, you will get an injection of the isotop. Again, you will need to a snack and have a picture take of your heart approximately 45-60 minutes later. Do not eat this fatty meal until instructed by the nuclear tech.

Cancellation of either the stress day or the resting day of the above test requires twenty-four (24) hours notice, otherwise there will be a charge to the patient for the cost of the isotope.