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 ...

Case 1 involved a 68-year-old man who underwent transesophageal echocardiography before elective cardioversion. Pulse oximetry showed that the arterial oxygen saturation was 99 percent with nasal ...

An echocardiogram is a test that shows detailed pictures of your heart. There are many types, and they're performed in different ways. (Photo credit: E+/Getty Images) An echocardiogram is a test that ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...