Holter Monitor

Before the Test

• Please pre-register for your appointment by calling 978-937-6429 Monday-Friday, 7:00am-6:00pm, or anytime online at Express Registration.
• An Appointment Reminder with specific instructions for your exam will be mailed to you.
• Please keep the written order from your physician to bring to the exam.
• Obtain copies of any stress tests or EKGs to bring to the exam.
• Tell your physician about any medications you are taking.
• Be sure to inform your doctor if your are taking sildenafil citrate (Viagra) and have taken a dose in the past 24 hours (If nitroglycerin is given to relieve chest in a patient taking Viagra it can cause a dangerous drop in blood pressure.)

During the Test

• Do not shower or bathe during the 24-hour test period.
• Do not wear any metal jewelry or clothing with zippers or any other metal parts as these might interfere with the results.
• Be sure to record your symptoms accurately and in detail.

After the Test

The electrodes should be removed according to your doctor's instructions.