Abstract
WHEN medical terminology was less precise the expression "strained heart" was employed at times to describe obscurely but ominously diseased hearts. This diagnosis is no longer made, but currently the terms heart strain and ventricular strain are occasionally used to identify electrocardiographic patterns encountered in various types of heart disease.1 The dictionary defines strain as "the hurt or injury from excessive tension or use, as of muscles, nerves and organs; deformation or distortion due to stress or force; stretched beyond its proper limits." Stress is "the force, pressure or influence impinging upon or acting against the member or organ under . . .