Published with the inputs from Dr Raghuram A Krishnan, Senior Consultant, Cardiology, Baby Memorial Hospitals-Kozhikode
Holter monitoring is a painless, non-invasive test that continuously records your heart’s electrical activity (ECG) for 24–72 hours or longer. It helps doctors detect irregular and abnormal heart rhythms and other hidden heart conditions that may not appear during a short, routine ECG at the hospital.
Holter monitoring involves wearing a small, portable device that records your heartbeats continuously. Electrodes are attached to your chest and connected to the monitor, which you carry in a pocket or wear around the neck/waist.
In addition, there are second generation device that use a small adhesive patch that provide continues , extended ambulatory ECG monitoring
Doctors recommend Holter monitoring to check for:
Most patients wear it for 24–72 hours, but in some cases, extended Holter monitors may be used for up to 7–14 days to capture infrequent rhythm disturbances.
No. The test is completely painless. You may feel mild skin irritation from the electrodes, but otherwise, you can continue normal daily activities. Bathing, swimming, or showering should be avoided during the test.
Once the monitoring is complete, the device is returned, and the recordings are analyzed by a cardiologist. The results help guide diagnosis and treatment of heart rhythm problems.
It can detect:
These findings help doctors decide if medications, lifestyle changes, or procedures are needed.
If you are experiencing palpitations, dizziness, or unexplained fainting, the Cardiology Department at Baby Memorial Hospital (BMH) offers advanced Holter monitoring and comprehensive heart rhythm evaluation.
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