Attachment Last Update July 1, 2026 Extension .pdf Print Code WG85-2651 Language English Location Hants Community Hospital Creator Cardiology, Hants Community Hospital You have been scheduled for a Holter test at Hants Community Hospital. This is a recording of your heart, called an ECG or EKG (electrocardiogram). This pamphlet explains what to do during your Holter test and what to write in your Holter diary.