24 Hour Holter Monitoring
A small tape recorder is worn for 24 hours by the patient to record each heart beat. Rhythm disturbances are analyzed on a computer and are matched to sympoms that the patient has recorded in a log.
Event Holter Monitor Recordings
A small recording device is carried by the patient for several weeks. When symptoms are experienced the patient activates the recorder to capture the rhythm disturbance that caused the symptom.