NCIt related terms : Conduction Block; Heart Block;
NCIt definition : An electrocardiographic finding of blocked cardiac electrical impulses along the fibers
normally responsible for impulse conduction.;
Alternative definition : NICHD: An electrocardiographic finding of disturbance, delay, or interruption of cardiac
electrical impulses along the fibers normally responsible for impulse conduction.; FDA: An interference with the normal conduction of electrical impulses that control
activity of the heart muscle.;