Holter monitor
A Holter monitor is a small machine worn for a day or more to continuously record the heart's electrical activity of the heart.
Indications[edit]
Holter monitors are used to help diagnose heart rhythm problems or arrhythmias. It can show racing heartbeats, slow heartbeats, skipping heartbeats, fluttering heartbeats (palpitations), and fainting.
How does it work?[edit]
- When you get a Holter monitor, your healthcare provider puts small, sticky pads (electrodes) on your chest.
- These connect to the monitor.
- The monitor attaches to a belt or shoulder strap.
- You need to keep the device on for at least 24 to 48 hours.
Tips while using Holter monitor[edit]
- Try to sleep on your back.
- Don’t take a shower but a sponge bath is acceptable.
- Follow your normal routine.
- If an electrode falls off or the unit makes noise, call your doctor
While wearing the device, avoid:
- Electric blankets
- High-voltage areas
- Magnets
- Metal detectors
Gallery[edit]
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A 5-electrode Holter
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A Holter monitor can be worn for many days without causing significant discomfort.
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A Holter monitor with a US quarter dollar coin to show scale
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Holter monitor can be worn with bra, with no discomfort.
Call your doctor when[edit]
If you experience any symptoms such as:
- Dizziness or lightheadedness
- Chest pain
- Shortness of breath
- Strong fluttering heartbeats
Heart rhythms recorder by Holter[edit]
- Atrial fibrillation or flutter
- Multifocal atrial tachycardia
- Paroxysmal supraventricular tachycardia
- Slow heart rate (bradycardia)
- Ventricular tachycardia
Normal Holter monitor results[edit]
Normal variations in heart rate occur with activities. A normal Holter monitor result shows no significant changes in heart rhythms or pattern.
Abnormal results[edit]
Abnormal results may include various arrhythmias such as those listed above. Some changes may mean that the heart is not getting enough oxygen.
Risks of Holter monitor[edit]
Other than the uncommon skin reaction, there are no risks associated with the test. However, you should be sure not to let the monitor get wet.
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