Decline in blood flow in stenotic coronary arteries during increased myocardial energetic demand in response to pacing-induced tachycardia.
D000818:Animals; D001157:Arterial Occlusive Diseases / Q000503:physiopathology; D001783:Blood Flow Velocity; D002304:Cardiac Pacing, Artificial; D003331:Coronary Vessels / Q000503:physiopathology*; D004285:Dogs; D006339:Heart Rate; D006439:Hemodynamics; D009206:Myocardium / Q000378:metabolism*; D013610:Tachycardia / Q000209:etiology*