Scheduling and Preparing for Your Test

Dr. Justin Karl and patient

Coumadin® Checks

Our Coumadin clinic and phlebotomy clinic have open hours. No appointment is necessary. Please remember to bring in your prescription.

Preparing for Tests and Procedures

  • Cardiac catheterization: No food or drink for at least 6 hours. Let us know if you are allergic to iodine, contrast dye or shellfish.
  • Carotid Ultrasound: No special preparation is needed.
  • Cholesterol check: Remember to fast for 10 hours.
  • Echocardiogram: No special preparation is needed.
  • Holter Monitoring: No special preparation is needed. Remember you can’t shower for the 24 or 48 hours that you are wearing the monitor.
  • Stress test: No food or drink for 6 hours. If exercising on a treadmill please wear gym clothes or loose fitting clothes and bring sneakers.