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ENG-VNG tests are done to help diagnose dizziness, vertigo, and balance problems.

Low-dose CT scans for cancer screening can reduce the risk of dying from lung cancer for those at high risk.

Functional dystonia is a condition that causes muscle spasms (contractions) you can’t control. Dystonia causes clenching, bending, or twisting or limbs or joints.

Sometimes problems with the heart's electrical signals lead to a fast heart rhythm. Too many signals may make the heart beat very fast (tachycardia). Or signals may be sent so rapidly and irregularly that the heart muscle sometimes quivers and doesn't beat at all (fibrillation).

Angiography is a special type of x-ray that allows your coronary arteries to be viewed and recorded on film. Your doctor can see if the blood vessels to your heart are clogged.

A transthoracic echocardiogram (echo) is an imaging test. It helps your doctor assess your heart. Here's how it works.

If you have cardiomyopathy, you have a problem with the muscle tissue that makes up your heart. Cardiomyopathy means "heart muscle disease." Your heart may not be pumping as well as it should.

If you feel safe and comfortable while exercising, you are more likely to stick with your exercise program.

Your surgeon will use monitored anesthesia care (MAC) during your upcoming surgery. This sheet tells you more about this type of anesthesia.