Cardiac axis | definition of cardiac axis by Medical dictionary
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A graphic representation of the main conduction vector of the heart, determined through measurements of direction and amplitude of the complexes in several leads on a 12-lead electrocardiogram. Normal axis is zero to +90°.
References in periodicals archive
Most of the cases with congenital heart disease had abnormal cardiac axis. Shipp et al.
Ultrasonographic left cardiac axis deviation: a marker for fetal anomalies.
Levorotation of the fetal cardiac axis: a clue for the presence of congenital heart disease.