What can an ECG (electrocardiogram) show?
An electrocardiogram can be a useful way to find out whether your high blood pressure has caused any damage to your heart or blood vessels. Because of this, you may be asked to have an ECG when you are first diagnosed with high blood pressure.Some of the things an ECG reading can detect are:
- cholesterol clogging up your heart’s blood supply
- a heart attack in the past
- enlargement of one side of the heart
- abnormal heart rhythms