A thorough and useful manual for using ultrasound in clinical practice is Clark’s Essential Guide to Clinical Ultrasound 1st Edition PDF. It is an essential tool for all medical professionals, such as doctors, sonographers, and nurse practitioners, who use ultrasound ...

An echocardiogram (echo) is a visual representation of the action of the heart. Ultrasound (high-frequency sound waves) from a hand-held wand put on your chest delivers photos of the heart’s valves and chambers, allowing the sonographer to assess the heart’s ...