A physiologically representative in vitro model of the coronary
... generated under different physiological and pathological conditions clearly resemble similar signals in conscious humans. The physiological reference values for mean coronary flow (q̄ ca ), mean aortic pressure (p̄ao ), mean venous pressure (p̄v ) and mean aortic flow (q̄ ao ) in baseline and hypera ...
... generated under different physiological and pathological conditions clearly resemble similar signals in conscious humans. The physiological reference values for mean coronary flow (q̄ ca ), mean aortic pressure (p̄ao ), mean venous pressure (p̄v ) and mean aortic flow (q̄ ao ) in baseline and hypera ...
Benefits of Beating Heart Surgery
... function that entails a more complex surgical repair. Due to the changing complexity of these patients and their disease process, cardiac surgeons are often confronted by new and increasingly complicated challenges during this new era of surgical treatment options. Elderly patients referred for coro ...
... function that entails a more complex surgical repair. Due to the changing complexity of these patients and their disease process, cardiac surgeons are often confronted by new and increasingly complicated challenges during this new era of surgical treatment options. Elderly patients referred for coro ...
Left main coronary artery disease
... diminution of tracer uptake with stress, often indicative of LM with three-vessel disease. This may be accompanied by transient ischemic dilation (TID), which is considered present when the image of the left ventricular cavity appears to be significantly greater after stress as compared with that at ...
... diminution of tracer uptake with stress, often indicative of LM with three-vessel disease. This may be accompanied by transient ischemic dilation (TID), which is considered present when the image of the left ventricular cavity appears to be significantly greater after stress as compared with that at ...
Frequency and Clinical Significance of Conus Artery
... In 1988 a stereoscopic study of Miyazaki M& Kato T.suggested that the third coronary artery develops and contributes to thecollateral circulation after birth. They also found that pathologic hearts had a higher incidence than normal hearts but there is no relation to age and the orifice of TCA was w ...
... In 1988 a stereoscopic study of Miyazaki M& Kato T.suggested that the third coronary artery develops and contributes to thecollateral circulation after birth. They also found that pathologic hearts had a higher incidence than normal hearts but there is no relation to age and the orifice of TCA was w ...
The role of statin drugs in combating cardiovascular
... the production of cholesterol (a type of fat) in the body.Atorvastatin reduces low-density lipoprotein (LDL) cholesterol and total cholesterol in the blood. Lowering your cholesterol can help prevent heart disease and hardening of the arteries, conditions that can lead to heart attack, stroke,and va ...
... the production of cholesterol (a type of fat) in the body.Atorvastatin reduces low-density lipoprotein (LDL) cholesterol and total cholesterol in the blood. Lowering your cholesterol can help prevent heart disease and hardening of the arteries, conditions that can lead to heart attack, stroke,and va ...
Table 1 - JACC: Cardiovascular Imaging
... patients with moderate or severe ischemia (11,12). There is limited evidence to guide treatment for these higher-risk patients. Figure 1 shows the projected relationship between the underlying abnormal stress imaging findings and projected CAD events. For stress imaging, the extent of ischemia is dir ...
... patients with moderate or severe ischemia (11,12). There is limited evidence to guide treatment for these higher-risk patients. Figure 1 shows the projected relationship between the underlying abnormal stress imaging findings and projected CAD events. For stress imaging, the extent of ischemia is dir ...
Comparison of myocardial blood flow induced by adenosine
... clinical follow-up. Ten of the patients had experienced a previous myocardial infarction. Seventeen patients had undergone some interventional procedure in their coronary arteries, such as percutaneous transluminal coronary angioplasty (PTCA) and/or coronary artery bypass graft surgery (CABG). The c ...
... clinical follow-up. Ten of the patients had experienced a previous myocardial infarction. Seventeen patients had undergone some interventional procedure in their coronary arteries, such as percutaneous transluminal coronary angioplasty (PTCA) and/or coronary artery bypass graft surgery (CABG). The c ...
Coronary Heart Disease - University of Warwick
... lumen) in a progressive manner (Stary et al., 1995). Advanced lesions can occur in late adolescence and early adulthood and become increasingly common and extensive with age (McGill et al., 2000). As lesions intrude into the lumen, blood flow is impeded and oxygen supply reduced in the area of myoca ...
... lumen) in a progressive manner (Stary et al., 1995). Advanced lesions can occur in late adolescence and early adulthood and become increasingly common and extensive with age (McGill et al., 2000). As lesions intrude into the lumen, blood flow is impeded and oxygen supply reduced in the area of myoca ...
Congenital coronary artery anomalies
... cells forming the CA medial wall (Figure 3). Although this seems to be the case for all animal models so far studied, a careful evaluation of the literature does not fully endorse the idea of the epicardium as the only source of coronary smooth muscle cells.9,17 – 19,26 This is evident when analysin ...
... cells forming the CA medial wall (Figure 3). Although this seems to be the case for all animal models so far studied, a careful evaluation of the literature does not fully endorse the idea of the epicardium as the only source of coronary smooth muscle cells.9,17 – 19,26 This is evident when analysin ...
Isolated posterior acute myocardial infarction presenting to an
... this rare condition. Methodology: A six years and seven months case series of isolated posterior AMI of initial presentation (as identified by inpatient discharge/death ICD-9-CM diagnosis code) was studied. Patients not admitted from the ED, those who developed isolated posterior AMI only after admi ...
... this rare condition. Methodology: A six years and seven months case series of isolated posterior AMI of initial presentation (as identified by inpatient discharge/death ICD-9-CM diagnosis code) was studied. Patients not admitted from the ED, those who developed isolated posterior AMI only after admi ...
Congenital coronary artery anomalies: a bridge from embryology to
... endothelium. 16 Relevant to this discussion, a study by Red-Horse et al. 20 proposes a mechanism for CA development based on the sprouting of the endocardium of the sinus venosus to form the endothelium of coronary veins, followed by reprogramming of these cells into the endothelium of CAs. Such res ...
... endothelium. 16 Relevant to this discussion, a study by Red-Horse et al. 20 proposes a mechanism for CA development based on the sprouting of the endocardium of the sinus venosus to form the endothelium of coronary veins, followed by reprogramming of these cells into the endothelium of CAs. Such res ...
Human coronary sinus — from Galen to modern times
... recognize their function; Leonardo Botallo (1530–1600) discovered and described ductus arteriosus. Role of venous valves and systemic circulation were described only in 1628 by Wiliam Harvey (1578–1657). Pumonary circulation was discovered and described by Miguel Seveto (1511–1553) who in the chapte ...
... recognize their function; Leonardo Botallo (1530–1600) discovered and described ductus arteriosus. Role of venous valves and systemic circulation were described only in 1628 by Wiliam Harvey (1578–1657). Pumonary circulation was discovered and described by Miguel Seveto (1511–1553) who in the chapte ...
Cardiac Imaging: Part 2, Normal, Variant, and Anomalous
... Definition—The right coronary artery (RCA) is defined as the artery that supplies the morphologic right ventricle. It typically arises from the right sinus of Valsalva (Fig. 3) and travels in the right atrioventricular groove (Fig. 4) toward the “acute margin” of the heart. The RCA is best seen on a ...
... Definition—The right coronary artery (RCA) is defined as the artery that supplies the morphologic right ventricle. It typically arises from the right sinus of Valsalva (Fig. 3) and travels in the right atrioventricular groove (Fig. 4) toward the “acute margin” of the heart. The RCA is best seen on a ...
Women and Coronary Artery Disease
... Women, who have the condition known as atherosclerosis, are more prone to developing blood clots. Women can present with no evidence of the coronary arteries being blocked, but can still have ischemia. The inner lining of the blood vessels can be affected, where there is dysfunctioning of the endoth ...
... Women, who have the condition known as atherosclerosis, are more prone to developing blood clots. Women can present with no evidence of the coronary arteries being blocked, but can still have ischemia. The inner lining of the blood vessels can be affected, where there is dysfunctioning of the endoth ...
ST Segment Monitoring - Vanderbilt University Medical Center
... Many ischemic events are self-limiting and are caused by an increased demand for blood from an artery that is unable to respond. For example, if an episode is caused by increased physical or emotional stress, relieving that stress limits its duration. When an episode remains unrelieved, tissue cells ...
... Many ischemic events are self-limiting and are caused by an increased demand for blood from an artery that is unable to respond. For example, if an episode is caused by increased physical or emotional stress, relieving that stress limits its duration. When an episode remains unrelieved, tissue cells ...
Anomalous Origin of the Left Coronary Artery from the Right
... Results On cardiovascular examination, in addition to the classical signs of CHF, precordial bulging was noted in 3 infants, as well as systolic impulsions at the left sternal border and ictus cordis shifted from the midclavicular line in all of them. The cardiac sounds were normal in all infants an ...
... Results On cardiovascular examination, in addition to the classical signs of CHF, precordial bulging was noted in 3 infants, as well as systolic impulsions at the left sternal border and ictus cordis shifted from the midclavicular line in all of them. The cardiac sounds were normal in all infants an ...
Unusual Branching Pattern of Left Coronary Artery
... 2.00 cm in the left anterior coronary sulcus gave marginal artery and ended aberrantly at the left border of heart. A new artery named as ventricular minor (Figure 1a and 1b) arose from right side of AIV at 0.50 cm from its origin. The diameter of this artery was 0.15 cm and length was 3.00 cm. This ...
... 2.00 cm in the left anterior coronary sulcus gave marginal artery and ended aberrantly at the left border of heart. A new artery named as ventricular minor (Figure 1a and 1b) arose from right side of AIV at 0.50 cm from its origin. The diameter of this artery was 0.15 cm and length was 3.00 cm. This ...
Restenosis - Repeat Narrowing of a Coronary Artery
... What are the symptoms of in-stent restenosis? In-stent restenosis may produce symptoms that are very similar to the symptoms that initially brought the patient to the interventional cardiologist, such as chest pain triggered by exertion. Diabetic patients, however, may have fewer symptoms, atypical ...
... What are the symptoms of in-stent restenosis? In-stent restenosis may produce symptoms that are very similar to the symptoms that initially brought the patient to the interventional cardiologist, such as chest pain triggered by exertion. Diabetic patients, however, may have fewer symptoms, atypical ...
Final Protocol - Ratified
... 2010). For the purposes of this protocol, the applicant has indicated that only patients with suspected or existing stable CAD are considered. Administration, dose, frequency of administration, duration of treatment The proposed medical service will be provided as either an inpatient or outpatient s ...
... 2010). For the purposes of this protocol, the applicant has indicated that only patients with suspected or existing stable CAD are considered. Administration, dose, frequency of administration, duration of treatment The proposed medical service will be provided as either an inpatient or outpatient s ...
Does prior coronary stenting compromise future coronary surgery?
... to accumulation of platelets and neutrophils, causing microvascular thrombotic obstruction and/or distal microembolization [20,30] . The late post-stenting structural changes, originally found in the coronary artery segment covered with stent, may spread beyond the stenting site and affect the dista ...
... to accumulation of platelets and neutrophils, causing microvascular thrombotic obstruction and/or distal microembolization [20,30] . The late post-stenting structural changes, originally found in the coronary artery segment covered with stent, may spread beyond the stenting site and affect the dista ...
Program of Cell Survival Underlying Human and Experimental
... disease in which cardiac viability is maintained and whose function improves after coronary revascularization. It is our hypothesis that long-term adaptive genomic mechanisms subtend the survival capacity of this ischemic myocardium. Therefore, the goal of this study was to determine whether chronic ...
... disease in which cardiac viability is maintained and whose function improves after coronary revascularization. It is our hypothesis that long-term adaptive genomic mechanisms subtend the survival capacity of this ischemic myocardium. Therefore, the goal of this study was to determine whether chronic ...
Advanced EKG Interpretation PRESENTERS:
... ♥ Pacemakers are used to treat arrhythmias. ♥ Arrhythmias are problems with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slow, or with an irregular ...
... ♥ Pacemakers are used to treat arrhythmias. ♥ Arrhythmias are problems with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slow, or with an irregular ...
Advanced EKG Interpretation - UT Health : The University of Toledo
... ♥ Pacemakers are used to treat arrhythmias. ♥ Arrhythmias are problems with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slow, or with an irregular ...
... ♥ Pacemakers are used to treat arrhythmias. ♥ Arrhythmias are problems with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slow, or with an irregular ...