Myocardial ischemia with aortocoronary artery gradient reversal during right coronary angioplasty.
Aortocoronary gradients are useful in assessing luminal obstructions and collateral supply during PTCA. Reversibility of collateral flow is demonstrated in a 51-year old angina patient.
Shah
Y
Y
Department of Internal Medicine, St. Louis University Hospital, Missouri.
Kern
M J
MJ
D000787:Angina Pectoris / Q000503:physiopathology / Q000628:therapy*; D000792:Angiography; D000800:Angioplasty, Balloon; D003097:Collateral Circulation; D017023:Coronary Angiography; D003326:Coronary Circulation; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged