Recording of the moment-to-moment electromotive forces of the heart on a plane of the body surface delineated as a vector function of time.
Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)
Procedures in which placement of CARDIAC CATHETERS is performed for therapeutic or diagnostic procedures.
Production of an image when x-rays strike a fluorescent screen.
Care given during the period prior to undergoing surgery when psychological and physical preparations are made according to the special needs of the individual patient. This period spans the time between admission to the hospital to the time the surgery begins. (From Dictionary of Health Services Management, 2d ed)
Radiography of the vascular system of the heart muscle after injection of a contrast medium.
Minimally invasive procedures guided with the aid of magnetic resonance imaging to visualize tissue structures.
The hollow, muscular organ that maintains the circulation of the blood.