An echocardiogram, or echo, is a test that helps doctors check on your heart health. The test, which is a kind of ultrasound, uses harmless sound waves to create a real-time moving picture of your ...

An electrocardiogram and echocardiogram (echo) are both noninvasive imaging tests that look at the functioning of your heart and can help identify heart disease. An electrocardiogram (EKG or ECG) and ...

Renal ultrasound scans, which people may also call kidney ultrasounds, provide an image of the kidneys and may help doctors identify an underlying issue with these organs. An ultrasound, also known as ...