coronary blood flow
Role of K+ ATP channels and adenosine in the regulation of coronary blood flow during exercise with normal and restricted coronary blood flow
... of coronary blood flow over a range of perfusion pressures is relevant to the clinical situation in which an arte- rial stenosis can result in decreased perfusion ...of blood flow ...
15
Hemodynamics, coronary blood flow, and myocardial metabolism in coronary shock; response to l norepinephrine and isoproterenol
... Hemodynamics and myocardial metabolism were evaluated in 18 patients in cardiogenic shock following acute myocardial infarction. The response to l-norepinephrine was studied in seven cases and the response to ...
19
HEMODYNAMIC EFFECTS OF QUINIDINE: INCLUDING STUDIES OF CARDIAC WORK AND CORONARY BLOOD FLOW
... HEMODYNAMIC EFFECTS OF QUINIDINE: INCLUDING STUDIES OF CARDIAC WORK AND CORONARY BLOOD FLOW George G... HEMODYNAMIC EFFECTS OF QUINIDINE: INCLUDING STUDIES OF CARDIAC WORK AND CORONARY B[r] ...
6
Non-Newtonian Blood Flow around Healthy and Regurgitated Aortic Valve with Coronary Blood Flow Involved
... for flow filed would be ...the coronary blood flow should be ...known coronary blood ...regurgitated blood flow ...
10
Hypoxemia and Coronary Blood Flow
... In the range of arterial oxygen content 10 to 15 volumes per cent, in which there is overlap of venous oxygen levels above and below 5.5 volumes per cent, all the points representing the[r] ...
7
An in vitro test bench reproducing coronary blood flow signals
... The flow in most coronary arter- ies excluding the heart, perturbations in the arteries such as stenosis and big arteries has a laminar ...the blood calculations ...However, blood viscosity ...
26
The local control of coronary blood flow
... metabolic hypothesis is widely believed to be dominant amongst three hypothetic mechanisms - metabolic, myogenic and tissue pressure - for vasoregulation in local control of coronary blo[r] ...
236
Total and effective coronary blood flow in coronary and noncoronary heart disease
... lactate extraction ratio were determined. In the normal subjects CBF (386 +/- 77 ml/min) was significantly higher (P < 0.05) than in CHD (288 +/- 124 ml/min) and NCHD (292 +/- 111 ml/min). Likewise the normal MBF (380 ...
12
STUDIES OF CORONARY BLOOD FLOW BY MULTIPLE DYE DILUTION CURVES
... After left atrial or left ventricular injection, the inability to identify indicator emerging from the coronary bed in pulmonary artery curves is ascribed to a the small fraction of tota[r] ...
7
Coronary Subclavian Steal Syndrome Causing Acute Myocardial Infarction in a Patient Undergoing Coronary-Artery Bypass Grafting
... cited. Coronary subclavian steal syndrome with retrograde blood flow in the left internal mammary-coronary bypass graft is a rare but severe complication of cardiac ...after ...
5
An in vivo assessment of endothelium-dependent vasodilatation and coronary flow reserve in human coronary arteries in health and disease
... the coronary circulation to autoregulate is highly complex, being determined by many factors which operate at different levels of the coronary ...Epicardial coronary arteries act primarily as ...
273
THE EFFECTS OF 1 HYDRAZINOPHTHALAZINE UPON CORONARY HEMODYNAMICS AND MYOCARDIAL OXYGEN METABOLISM IN ESSENTIAL HYPERTENSION
... Compared with the five placebo studies, there were in the six Hydralazine studies statistically significant changes in that coronary blood flow increased by 34 per cent, coronary vascula[r] ...
5
Neuropeptide Y A peptide found in human coronary arteries constricts primarily small coronary arteries to produce myocardial ischemia in dogs
... human coronary arteries. This study assessed the effects of NPY on the coronary circulation in 40 chloralose- anesthetized, open-chest ...in coronary blood flow without changing heart ...
9
Effects of Alpha Adrenergic Blockade upon Coronary Hemodynamics
... on coronary blood flow regulation at rest was studied in 11 normally innervated patients and 8 cardiac allograft recipients by measuring arterial pressure and coronary sinus blood ...
10
Rationale and design of the Coronary Microvascular Angina Cardiac Magnetic Resonance Imaging (CorCMR) diagnostic study: the CorMicA CMR sub-study
... Consecutive outpatients undergoing clinically indicated elective diagnostic angiography for investigation of suspected angina will be screened and invited to partic- ipate in the CorMicA trial. Informed consent is ...
10
Computational model of blood flow in the aorto-coronary bypass graft
... aorto-left coronary bypass model. (b) The aortic valve is opened and blood flows from the left ventricle down into the ...The flow inside the aorta is almost like an inviscid ...the flow ...
13
Transesophageal Echocardiographic evaluation of Coronary Artery Disease.
... Tight coronary atheromas rarely cause ACS and MI. In fact, most of the atheromas that cause ACS are less than 50% occlusive as demonstrated by coronary arteriography. Atheromas (plaques) with smaller ...
65
Gender differences in response to cold pressor test assessed with velocity encoded cardiovascular magnetic resonance of the coronary sinus
... or blood biochemical ...improve coronary and peripheral endothelial function and prevent coronary artery spasm in women with and without coronary atherosclerosis ...
9
Computational fluid dynamics analysis of the effect of simulated plaques in the left coronary artery: A preliminary study
... of coronary artery disease which is formed by plaque presence inside the artery wall leading to blockage of the blood supply to the heart ...the blood flow variations in the artery wall during ...
6
Myocardial Blood Flow in Man: Effects of Coronary Collateral Circulation and Coronary Artery Bypass Surgery
... myocardial blood flow (MBF) were studied in 24 patients undergoing 29 ...preoperative coronary arteriograms to determine the effects of CC on MBF and postobstructive perfusion ...
11