Covered Stent for Large Coronary Arterial Fistula and Adjacent Atherosclerotic Plaque With Stenosis in a Patient With Non-ST...
A coronary arterial fistula is a connection between 1 or more of the coronary arteries and a cardiac chamber or great vessel. ... A) Coronary angiography (CAG) of the left coronary artery: 3 coronary arterial fistulae from the left main coronary artery ( ... Coronary angiography (CAG) of the left coronary artery: 3 coronary arterial fistulae from the left main coronary artery and ... Coronary angiography showed 3 coronary arterial fistulae at the left main coronary artery proximal and mid left anterior ...http://interventions.onlinejacc.org/content/9/14/1512
Enhanced Endothelin-B-Receptor-Mediated Vasoconstriction of Small Porcine Coronary Arteries in Diet-Induced...
In this range of vessel luminal diameters, there was no correlation between vessel diameter and the response to either S6c or ... S6c decreases coronary blood flow and increases coronary vascular resistance without a significant change in coronary artery ... The mechanisms underlying the enhanced coronary contractile response of small coronary arteries to ET-1 and S6c in experimental ... Pressurized porcine coronary arterioles have been shown to manifest myogenic tone.24-31 In our study, vessels that were not ...http://atvb.ahajournals.org/content/17/11/2737
Retinopathy Identifies Marked Restriction of Coronary Flow Reserve in Patients With Diabetes Mellitus | JACC: Journal of the...
Diffuse concentric thickening of the coronary vessel wall might be demonstrated by intravascular ultrasound in patients with ... across stenotic coronary artery lesions [7, 10]. Using this method, coronary flow and coronary flow reserve could be easily ... coronary flow volume; D = coronary diameter at the position of the sample volume obtained by quantitative coronary angiography ... normal coronary arteries and diminished coronary flow reserve [2, 3]. Coronary microvascular impairment should be considered as ...http://www.onlinejacc.org/content/30/4/935
Fibrin-Film Stenting in a Porcine Coronary Injury Model: Efficacy and Safety Compared With Uncoated Stents | JACC: Journal of...
An oversized balloon injury, 1.15 to 1.30 times the reference vessel diameter, was induced in each coronary segment before ... A randomized comparison of coronary stent placement and balloon angioplasty in the treatment of coronary artery disease. N Engl ... Two coronary arteries in each pig were randomly assigned to deployment of either a fibrin-film or a bare tantalum wire-coil ... Two coronary arteries in each pig were randomly assigned to deployment of one fibrin-coated or one bare tantalum wire-coil ...http://www.onlinejacc.org/content/31/6/1434
High Mortality Associated With Precluded Coronary Artery Bypass Surgery Caused by Severe Distal Coronary Artery Disease |...
3-vessel coronary artery disease (3v), and left main coronary artery disease (LM). ... Clinical cardiologists dealing with CABG know that the quality of distal coronary vessels is one of the critical issues that ... Surgery for Coronary Artery Disease. High Mortality Associated With Precluded Coronary Artery Bypass Surgery Caused by Severe ... Anatomy of coronary disease in diabetics patients: an explanation for the poorer outcome after percutaneous coronary ...http://circ.ahajournals.org/content/112/9_suppl/I-328
Abstract 1682: Nicorandil Prevents Microvascular Dysfunction and Myocardial Damage Resulting from Percutaneous Coronary...
... by dilating coronary resistance vessels. We examined a novel coronary pressure wire-derived Index of Microcirculatory ... FFR was defined as distal coronary pressure (Pd)/proximal coronary pressure and IMR was defined as Pd/coronary flow (or Pd * ... Background: Studies suggest that the status of the coronary microvasculature in patients with stable angina pectoris is ... Abstract 1682: Nicorandil Prevents Microvascular Dysfunction and Myocardial Damage Resulting from Percutaneous Coronary ...http://circ.ahajournals.org/content/116/Suppl_16/II_353.3
Effects of Long-term Smoking on Myocardial Blood Flow, Coronary Vasomotion, and Vasodilator Capacity | Circulation
Impaired vasodilation of forearm resistance vessels in hypercholesterolemic humans. J Clin Invest. 1990;86:228-234. ... Effects of Smoking on Endothelium-Dependent Coronary Vasomotion. Abnormalities in coronary vasomotion in response to coronary ... Third, flow-limiting coronary artery disease might have affected the blood flow response to cold in long-term smokers. Coronary ... Coronary Vascular Resistance. An index of coronary vascular resistance was calculated as the ratio of mean arterial blood ...http://circ.ahajournals.org/content/98/2/119
Alpha-adrenoceptor blockade prevents exercise-induced vasoconstriction of stenotic coronary arteries | JACC: Journal of the...
Percent changes in coronary CSA of the normal and stenotic vessels are illustrated in Figure 3. The size of the normal vessel ... The cross-sectional areas of a normal and a stenotic coronary vessel were determined by biplane quantitative coronary ... The normal vessel segment was selected from a disease-free vessel when possible, otherwise an uninvolved prestenotic vessel ... one had a two-vessel disease and two had a three-vessel disease. Of the control patients one-vessel disease was present in 4/10 ...http://www.onlinejacc.org/content/33/6/1499
Differential Leukotriene Constrictor Responses in Human Atherosclerotic Coronary Arteries | Circulation
Methods and Results-The capacity of leukotrienes to affect coronary vessel tone and the influence of atherosclerosis was tested ... Left anterior descending and right coronary arteries from both proximal and distal regions of the vessels were dissected free ... In the presence of indomethacin or in vessel segments in which the endothelium had been removed, nonatherosclerotic coronary ... coronary disease. Coronary atherosclerosis is a complex and dynamic multifactorial disease that depends on the exchange of ...http://circ.ahajournals.org/content/97/24/2406
NewYork-Presbyterian Queens - Heart Conditions in Adults - Coronary Heart Disease
coronary angioplasty - with this procedure, a balloon is used to create a bigger opening in the vessel to increase blood flow. ... The two main coronary arteries are the left main and right coronary arteries. The left main coronary artery (LMCA), which ... Why are the coronary arteries important?. Since coronary arteries deliver blood to the heart muscle, any coronary artery ... Heart Conditions in Adults - Coronary Heart Disease. Click Image to Enlarge. What are the coronary arteries?. Coronary arteries ...http://www.nyhq.org/diw/content.asp?pageid=P06335&language=Spanish
北京大学医学部机构知识库(IR@PKUHSC): A new echocardiographic system for assessment of epicardial and intramyocardial coronary flow in a...
... produced exaggerated differences in the phasic pattern of coronary blood flow in epicardial and intramyocardial vessels. ... Conclusion Color Doppler coronary flow imaging provides a noninvasive method to study the coronary blood flow. ... The systolic component of coronary flow in the right coronary artery (RCA) was greater than in the LAD. The intramyocardial ... Methods In five juvenile swines, coronary flow imaging was used to visualize the different segments of epicardial coronary and ...http://ir.bjmu.edu.cn/handle/400002259/65973
Endothelin-1-Induced Enhancement of Coronary Smooth Muscle Contraction via MAPK-Dependent and MAPK-Independent [Ca2+]i...
The endothelium was removed by rubbing the vessel interior with wet filter paper. The tunica media was carefully dissected from ... The pathogenesis of coronary artery disease and the acute coronary syndromes (2). N Engl J Med. 1992; 326: 310-318. ... Figure 3. Tyrosine phosphorylation of MAPK in coronary smooth muscle. Control unstimulated coronary artery strips were ... Endothelin-1 (ET-1) has been implicated in coronary vasospasm by enhancing coronary vasoconstriction to vasoactive eicosanoids ...http://hyper.ahajournals.org/content/39/2/543
Aldosterone-Induced Coronary Dysfunction in Transgenic Mice Involves the Calcium-Activated Potassium (BKCa) Channels of...
Note that the specific fluorescence in the smooth muscle cells and structure of coronary vessels are similar in MWT and MAS ... Figure 3 shows that iberiotoxin induced a marked decrease in the coronary relaxations in the coronary arteries of both MWT and ... To determine which channel was involved and especially the role of BKCa channels in this coronary dysfunction, the coronary ... regardless of the vessel type (coronary artery or aorta) and species (rat or mouse). In addition, the fact that the aldosterone ...http://circ.ahajournals.org/content/116/21/2435
Tiny Forward-Looking Ultrasound Transducer for 3D View Inside Coronary Vessels | Medgadget
Catheter-based ultrasound devices provide a unique view of the interior of vessels and the heart's anatomy when diagnosing and ... Tiny Forward-Looking Ultrasound Transducer for 3D View Inside Coronary Vessels. February 20th, 2014 Editors News ... Nanomachines Create Clots Inside Vessels Feeding Cancer Tumors. Machine Learning for Building Personalized Cancer Nanomedicines ... Catheter-based ultrasound devices provide a unique view of the interior of vessels and the heart's anatomy when diagnosing and ...https://www.medgadget.com/2014/02/tiny-forward-looking-ultrasound-transducer-for-3d-forward-view-inside-heart-blood-vessels.html
Noninvasive Coronary Vessel Wall and Plaque Imaging With Magnetic Resonance Imaging | Circulation
Coronary vessel wall images were readily acquired in all subjects. Both coronary vessel wall thickness (1.5±0.2 versus 1.0±0.2 ... measurements of coronary wall thickness suggests that MR coronary vessel wall imaging is able to assess coronary vessel wall ... free-breathing coronary vessel wall imaging approach using a dual IR TSE sequence and to compare coronary vessel wall and lumen ... small coronary vessel wall thickness, and low contrast-to-noise ratios (CNRs) between the coronary vessel wall and the ...http://circ.ahajournals.org/content/102/21/2582
Clinical and angiographic outcome of elective stent implantation in small coronary vessels: an analysis of the BENESTENT trial.
We examined the influence of vessel size using an intention-to-treat approach in 259 patients who underwent stent implantation ... Blood Vessel Prosthesis Implantation*. Coronary Angiography. Coronary Disease / etiology, surgery*. Coronary Vessels / ... In the stented population, smaller vessel size was associated with a higher stent:vessel ratio, a greater relative gain and a ... 9231549 - Coronary artery stenting in acute myocardial infarction.. 19205549 - Left main coronary artery stenosis treatment ...http://www.biomedsearch.com/nih/Clinical-angiographic-outcome-elective-stent/9552519.html
FURTHER OBSERVATIONS ON THE ACTION OF DRUGS ON THE CALIBER OF CORONARY VESSELS PAPAVERINE HYDROCHLORIDE, DIGITALIS DERIVATIVES,...
3. Calcium gluconate, in contrast with the chloride salt which is a powerful dilator of the coronary vessels, does not cause ... FURTHER OBSERVATIONS ON THE ACTION OF DRUGS ON THE CALIBER OF CORONARY VESSELS PAPAVERINE HYDROCHLORIDE, DIGITALIS DERIVATIVES ... FURTHER OBSERVATIONS ON THE ACTION OF DRUGS ON THE CALIBER OF CORONARY VESSELS PAPAVERINE HYDROCHLORIDE, DIGITALIS DERIVATIVES ... FURTHER OBSERVATIONS ON THE ACTION OF DRUGS ON THE CALIBER OF CORONARY VESSELS PAPAVERINE HYDROCHLORIDE, DIGITALIS DERIVATIVES ...http://jpet.aspetjournals.org/content/72/3/306
Three-vessel coronary artery disease with multi-vessel proximal aneurysms.
At coronary angiography, left anterior descending coronary artery was occluded with distal perfusion by collateral flow, and ... 6619704 - Coronary angiographic assessment of left posterior hemiblock.. 20443654 - Three-vessel coronary artery disease with ... Coronary Aneurysm / complications*, diagnosis*, therapy. Coronary Angiography. Coronary Artery Disease / complications*, ... right coronary artery with diffuse coronary atherosclerosis were present. Coronary thrombosis was also present into LCX ...http://www.biomedsearch.com/nih/Three-vessel-coronary-artery-disease/20443654.html
Clinical Progression of Incidental, Asymptomatic Lesions Discovered During Culprit Vessel Coronary Intervention | Circulation
Coronary Heart Disease. Clinical Progression of Incidental, Asymptomatic Lesions Discovered During Culprit Vessel Coronary ... B, Progression of disease in nonculprit vessel. Mild disease is observed in mid right coronary artery (middle left) at the time ... A, Progression of disease in nonculprit vessel resulting in MI (top left). Distal right coronary artery lesion (solid arrows), ... Clinical Progression of Incidental, Asymptomatic Lesions Discovered During Culprit Vessel Coronary Intervention ...http://circ.ahajournals.org/content/111/2/143?ijkey=96678892091e956f34ca3246b15d539252f0cfc6&keytype2=tf_ipsecsha
Long-term l-Arginine Supplementation Improves Small-Vessel Coronary Endothelial Function in Humans | Circulation
Long-term l-Arginine Supplementation Improves Small-Vessel Coronary Endothelial Function in Humans. Amir Lerman, John C. ... Conclusions-Long-term oral l-arginine supplementation for 6 months in humans improves coronary small-vessel endothelial ... Long-term l-Arginine Supplementation Improves Small-Vessel Coronary Endothelial Function in Humans ... Long-term l-Arginine Supplementation Improves Small-Vessel Coronary Endothelial Function in Humans ...http://circ.ahajournals.org/content/97/21/2123.full
Spontaneous triple vessel coronary artery dissection in a patient with effort angina | Heart
Selective coronary angiography revealed SCAD involving all three vessels. Right coronary angiogram showed linear dissection ... Spontaneous triple vessel coronary artery dissection in a patient with effort angina ... Spontaneous triple vessel coronary artery dissection in a patient with effort angina ... spontaneous three vessel coronary dissection associated with typical effort angina has never been reported. This case ...http://heart.bmj.com/content/91/7/850
Prognostication in 3-Vessel Coronary Artery Disease Based on Left Ventricular Ejection Fraction During Exercise | Circulation
Prognostication in 3-Vessel Coronary Artery Disease Based on Left Ventricular Ejection Fraction During Exercise. Influence of ... Prognostication in 3-Vessel Coronary Artery Disease Based on Left Ventricular Ejection Fraction During Exercise ... Absence of severe exercise-induced ischemia does not identify low-risk patients with three-vessel coronary artery disease. Mayo ... Prognostication in 3-Vessel Coronary Artery Disease Based on Left Ventricular Ejection Fraction During Exercise ...http://circ.ahajournals.org/content/100/9/924
Phase-sensitive black-blood coronary vessel wall imaging | Journal of Cardiovascular Magnetic Resonance | Full Text
1). Consequently, single-breath-hold multi-slice black-blood coronary vessel wall imaging is enabled using PS-DIR.. ... Black-blood coronary vessel wall imaging is a powerful non-invasive tool for the quantitative assessment of positive arterial ... 3 shows that PS-DIR enables delineation of the coronary artery vessel wall and supports an increased wall-lumen contrast when ... To develop, and test a phase-sensitive DIR (PS-DIR) single-breath-hold multi-slice spiral black-blood coronary vessel wall ...https://jcmr-online.biomedcentral.com/articles/10.1186/1532-429X-11-S1-O11
Blood Vessels and Coronary Arteries - Our Heart and Cardiovascular System | Coursera
Coronary vessel development and insight towards neovascular therapy. - Physiology, Anatomy and Genetics
When the need for regeneration arises, for example in the setting of coronary artery disease, a reactivation of embryonic ... Thus, an understanding of the mechanisms of embryonic coronary vasculogenesis and angiogenesis may prove invaluable in ... Even subtle perturbations in this process may lead to congenital coronary artery anomalies, as occur in 0.2-1.2% of the general ... Formation of the coronary arteries consists of a precisely orchestrated series of morphogenetic and molecular events which can ...https://www.dpag.ox.ac.uk/publications/251941