Medical dictionary. 2011.
vectorcardiography — The integration of scalar electrocardiographic recordings on two or three planes to produce a vectorcardiogram consisting of loops divided by a timing mechanism for all the waves of the electrocardiogram. spatial v. three dimensional v. in which… … Medical dictionary
spatial vector — a vector representing a three dimensional force; see vectorcardiography … Medical dictionary
Frank lead system — in spatial vectorcardiography, the most commonly used corrected system of orthogonal leads, consisting of seven electrodes placed and connected to form leads X, Y, and Z, which describe the transverse, vertical, and sagittal planes, respectively … Medical dictionary
XYZ leads — leads used in the Frank lead system (q.v.) in spatial vectorcardiography … Medical dictionary
orthogonal lead system — a system for placing the electrocardiographic leads in spatial vectorcardiography so that ideally the three leads used are mutually perpendicular, each is parallel to one of the rectilinear coordinates of the body, and each is of equal amplitude… … Medical dictionary
Magnetoencephalography — Diagnostics Patient undergoing an MEG MeSH … Wikipedia
Cardiac stress test — Not to be confused with Cardiac arrest. Cardiac stress test Intervention A male patient walks on a stress test treadmill to have his heart s function checked ICD 9 CM … Wikipedia
