Keep reading to learn more about the benefits of Holter monitors, their risks, and how you can prepare for one. This article also discusses what to expect during and after the procedure.
Your doctor may recommend a Holter monitor to evaluate your heart health. It
A Holter monitor by itself cannot diagnose all types of heart conditions or predict future heart problems. It is used together with other information such as your age, medical history, physical exam, and other tests.
Your doctor may recommend a Holter monitor to diagnose cardiac arrhythmias, or irregular heartbeats. It can help them determine their severity and guide treatment. Holter monitors
A Holter monitor can also help determine if certain symptoms are related to a heart problem. These can include:
- chest pain
- dizziness
- shortness of breath
- fatigue
- weakness
- palpitations
- passing out
- feeling of a pounding, racing, or irregular heartbeat
Learn more about the symptoms of heart conditions.
A nurse or technician will set up your Holter monitor. The following clinicians order and interpret Holter monitor testing:
- Cardiologists: They specialize in diagnosing and treating diseases and conditions of the heart and its blood vessels.
- Cardiac surgeons: They specialize in the surgical treatment of conditions of the heart and its blood vessels. Cardiac surgeons may also be known as cardiothoracic surgeons.
- Electrophysiologists: These are cardiologists who specialize in treating heart rhythm disturbances, or arrhythmias.
- Interventional cardiologists: These are cardiologists who specialize in diagnosing and treating heart disease using catheter procedures and radiological imaging.
- Pediatric cardiologists: They specialize in diagnosing and treating diseases and conditions of the heart and its blood vessels in children.
Learn how doctors diagnose heart failure.
Your Holter monitor will be applied in a medical setting. Testing generally includes the following steps:
- Your provider
will attach Trusted Source PubMed Central Highly respected database from the National Institutes of Health Go to source several sticky, painless patches, or electrodes, to your chest. They may shave small areas of your chest if needed. - The electrodes are then connected to a Holter monitor device with wires. The monitor is about the size of a smartphone. You wear it clipped to a belt or in a pouch slung over the neck or shoulder.
- During your Holter monitor test, you will likely go about your normal activities. Sometimes, doctors may suggest limiting activities or provide specific instructions for activity level.
- You may need to press a button on the Holter monitor to record certain symptoms. These can include chest pain, dizziness, or a racing or pounding heart. This will help your doctor evaluate your results by marking the exact time that symptoms occurred.
- You
may keep Trusted Source American Heart Association Highly respected national organization Go to source a log of all your activities and any symptoms. - At the end of your Holter monitor test period, you will remove the electrodes. You will then return the device and your activity log to your doctor. The test period is usually 24–48 hours long.
- Your doctor will evaluate the Holter monitor results and discuss them with you.
A Holter monitor is a safe procedure. Some people may have minor skin irritation from the sticky electrodes. This generally goes away after removing the electrodes.
There is no special preparation needed for a Holter monitor test. However, it can be helpful to wear a loose-fitting, button-down top for comfort and convenience during the test period.
You may also wish to bathe or shower right before a Holter monitor test. You will be unable to shower during the test period because water damages the device.
Questions to ask your doctor
Patients often forget some of their questions about a Holter monitor during a doctor’s office appointment. You can contact your doctor with any concerns or questions before testing and between appointments.
It can also be a good idea to bring a list of questions to your appointments. Common questions include:
- Why do I need a Holter monitor test?
- How long will I wear the Holter monitor?
- How should I take my medications before and after my Holter monitor test?
- What kind of activities can I perform during the Holter monitor test?
- What activities and symptoms do I need to document in my Holter monitor log?
- When and how can I expect to get my results?
- What other tests do I need?
- When should I follow up with you?
- How should I contact you? Ask for numbers to call during and after regular hours.
Knowing what to expect after your Holter monitor test can help you return to normal activities as soon as possible.
How will I feel after my Holter monitor test?
You should not feel any ill effects or symptoms after your Holter monitor test. Tell your doctor or provider right away about any symptoms, such as:
- dizziness
- chest pain
- palpitations
- racing heart
- shortness of breath
When should I contact my doctor?
It is important to keep your follow-up appointments after your Holter monitor test. Contact your doctor for questions and concerns between appointments. Also let them know if you have any symptoms that are new, unusual, or are not responding to medication.
Seek emergency medical care or call 911 if you have chest pain or shortness of breath.
Here are some other commonly asked questions about Holter monitors.
How long do you usually wear a Holter monitor?
You usually wear a Holter monitor for
How long does it take to get Holter monitor results?
A 2022 study recommends that clinicians interpret the results of a Holter monitor
What can you do while wearing a Holter monitor?
You can live your life as you usually would with a Holter monitor. However, the following activities may interfere with the results:
- spending time near magnets, metal detectors, and electrical appliances such as shavers, toothbrushes, and microwave ovens
- wearing the monitor within 6 inches of a cell phone
- using tobacco products
- sweating excessively, which could cause the electrodes to detach
A Holter monitor can detect abnormal heartbeats and other heart changes that a standard EKG may miss. Because it is worn continuously for a longer period, it is more likely to detect abnormalities that occur periodically.
A Holter monitor helps your doctor diagnose and detect arrhythmias and decreased blood supply to your heart.