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An electrocardiogram, also called an ECG or EKG, is a test that measures the electrical activity of your heart. It detects heart problems, such as…

A Doppler ultrasound is an imaging test that uses sound waves to show blood moving through blood vessels. A regular ultrasound also uses sound waves…

An electrocardiogram, also called an ECG or EKG, is a…

A Doppler ultrasound is an imaging test that uses sound…