Results 181 to 190 of about 39,173 (234)

Near-infrared spectroscopy reveals transient endothelial dysfunction during acute anaphylaxis: a case report [PDF]

open access: yes, 2015
Anssens, Sarah   +3 more
core  

ACE-inhibitors and coronary microcirculation

1993
Arterial hypertension is the most frequent cause of a disturbance of coronary microcirculation. Inspite of having normal epicardial coronary arteries, patients with arterial hypertension often have symptoms of angina pectoris and a positive exercise tolerance test.
B E, Strauer, M, Vogt, W, Motz
openaire   +2 more sources

Coronary microcirculation in the beating heart

Medical & Biological Engineering & Computing, 2008
The phase opposition of velocity waveforms between coronary arteries (predominantly diastolic) and veins (systolic) is the most prominent characteristic of coronary hemodynamics. This unique arterial and venous flow patterns indicate the importance of intramyocardial capacitance vessels and variable resistance vessels during a cardiac cycle.
Fumihiko, Kajiya   +5 more
openaire   +2 more sources

Microcirculation and coronary blood flow

The American Journal of Cardiology, 1972
Abstract The microcirculation of the coronary vasculature functions as a penetrating vascular network running from epicardium to endocardium with direct communications of both arterioles and venules with the ventricular chambers. The degree of capillary flow and utilization reflect the fact that the heart is a constantly functioning muscle.
openaire   +2 more sources

Functional characteristics of the coronary microcirculation

Herz, 1999
For over 50 years, it has been recognized that coronary blood flow is precisely matched to cardiac metabolism. The interactions which govern this matching remain unknown. In the current review, 3 specific aspects of coronary flow regulation will be discussed: Specialization of function in different microvascular domains, influence of cardiac region on ...
D, Merkus, W M, Chilian, D W, Stepp
openaire   +2 more sources

The coronary microcirculation and coronary microvascular dysfunction

2021
The role of revascularization in the treatment of obstructive coronary artery disease is well established, and its impact on improving survival has been proven. Nevertheless, patients with signs and symptoms considered of cardiac origin but with no obstructive coronary artery disease on coronary angiography are increasingly seen. Initially described as
Romana Herscovici, C. Noel Bairey Merz
openaire   +1 more source

Coronary Microcirculation in Ischemic Heart Disease

Current Pharmaceutical Design, 2018
Background: Ischemic heart disease has long been considered to be exlusively caused by stenosis or occlusion. However, the coronary microcirculation too may play an important role in ischemic conditions. Also, the crucial role of microvessels in not only regulating blood flow on a local level but also mediating vascular permeability or inflammatory ...
Axel R, Pries   +2 more
openaire   +2 more sources

Physiology of Coronary Microcirculation

2013
In this first chapter of the book, we discuss the functional anatomy and provide an in-depth description of the physiology of coronary microcirculation. The various intrinsic (i.e., vascular) and extrinsic (extravascular) physiologic mechanisms involved in the fine regulation of myocardial blood flow (MBF) are described.
Filippo Crea   +2 more
openaire   +1 more source

Coronary microcirculation: autoregulation and metabolic control

Basic Research in Cardiology, 1995
The majority of studies examining the regulation of coronary blood flow and vascular resistance have considered the coronary circulation as being composed of large conduit vessels and resistance vessels. Recently, it has become apparent that regulation of coronary microvascular resistance is not distributed uniformly, but varies across different ...
D V, DeFily, W M, Chilian
openaire   +2 more sources

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