Canadian Medical Guide > Diseases > Cardiovascular Diseases > Heart Diseases > Arrhythmia > Heart Block Terms and Definitions

Heart Block

Medical Definition:	Impairment of conduction in heart excitation. It is often applied specifically to atrioventricular heart block. (Dorland, 27th ed)
Guide Notes:	a type of arrhythmia
Also Called:	Atrioventricular Block,Auriculo-Ventricular Dissociation

Heart Block Categories.

	Adams-Stokes Syndrome - Transient asystole or ventricular fibrillation in the presence of atrioventricular block.
	Bundle-Branch Block - A form of heart block in which one ventricle is excited before the other because of absence of conduction in one of the branches of the bundle of His.
	Sinoatrial Block - Disturbance of heart conduction in which the atrial response is delayed or omitted because of partial or complete interference with the propagation of impulses from the sinoatrial node to the atria.

Heart Block Medical Definitions and Terms

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