Coronary angiography and electrophysiological study (EPS)

Your doctor may suggest that you have tests such as coronary angiography or an electrophysiological study (EPS). Both these tests are performed in an X-ray laboratory that allows the body and any medical tools (such as cardiac catheter tubes or pacing wires) to be seen using an X-ray camera. You will be asked to lie […]

Signal averaged ECG

This is an ECG that adds together the electrical readings from at least 250 heartbeats so that any very subtle variations can be seen – for example if the electrical impulses in the heart are being conducted more slowly. It is useful for diagnosing Brugada syndrome, unhealthy progressive cardiac conduction defect (PCCD) or arrhythmogenic right […]