Atherosclerotic Heart Disease, Conduction Disturbances, and
... Olmstead county; first episode AF < age 60 with no heart disease or hypertension. Followed up 25.2 + 9.5 years Of 3,623 with AF 76 had lone atrial fibrillation (34 paroxysmal, 37 persistent, and 5 permanent) with mean age of 44 Of 71 without permanent AF 22 progressed to permanent AF, most often old ...
... Olmstead county; first episode AF < age 60 with no heart disease or hypertension. Followed up 25.2 + 9.5 years Of 3,623 with AF 76 had lone atrial fibrillation (34 paroxysmal, 37 persistent, and 5 permanent) with mean age of 44 Of 71 without permanent AF 22 progressed to permanent AF, most often old ...
The intramyocardial left anterior descending artery
... Background. Major coronary arteries usually have a subepicardial course and only dip into the myocardium near or at their termination. However, occasionally a segment of the epicardial artery may have an intramural course, and it is often referred to as a myocardial bridge. The left anterior descend ...
... Background. Major coronary arteries usually have a subepicardial course and only dip into the myocardium near or at their termination. However, occasionally a segment of the epicardial artery may have an intramural course, and it is often referred to as a myocardial bridge. The left anterior descend ...
Ventilatory Abnormalities During Exercise in Heart Failure: A Mini
... different HF severity are still under investigation. Patients ...
... different HF severity are still under investigation. Patients ...
IOSR Journal of VLSI and Signal Processing (IOSR-JVSP)
... C. The epicardium is an exterior layer which covers the myocardial layer. There are also a few other layers surrounding the epicardium. The parietal epicardium is a membrane that acts like a protective sac and surrounds the heart. The most exterior layer is the fibrous pericardium which is also a sa ...
... C. The epicardium is an exterior layer which covers the myocardial layer. There are also a few other layers surrounding the epicardium. The parietal epicardium is a membrane that acts like a protective sac and surrounds the heart. The most exterior layer is the fibrous pericardium which is also a sa ...
quantitative echocardiographic methods for
... For prognostic evaluation we tested peak systolic velocity (PSV) and four different dyssynchrony parameters in two studies. PSV is an easy accessible parameter derived from TDI. As dyssynchrony parameters we examined septal-lateral delay, post systolic index (PSI), myocardial performance index (MPI) ...
... For prognostic evaluation we tested peak systolic velocity (PSV) and four different dyssynchrony parameters in two studies. PSV is an easy accessible parameter derived from TDI. As dyssynchrony parameters we examined septal-lateral delay, post systolic index (PSI), myocardial performance index (MPI) ...
Patients With Clinical Diagnosis of Dilated
... with 0.24 in the mild group; P=.0001) and stroke volume (median, 34 mL compared with 45 mL; P=.02) were significantly lower among those with severe symptoms. Left ventricular outflow acceleration was not significantly different (median, 8.7 m/s2 compared with 8.5 m/s2). Among the severely symptomati ...
... with 0.24 in the mild group; P=.0001) and stroke volume (median, 34 mL compared with 45 mL; P=.02) were significantly lower among those with severe symptoms. Left ventricular outflow acceleration was not significantly different (median, 8.7 m/s2 compared with 8.5 m/s2). Among the severely symptomati ...
Determinants of Hemodynamic Compromise
... 16 patients with hypotension and low cardiac output responded to initial treatment with fluids, atropine, and temporary pacing (Figure 1). Ten other patients manifested hypotension and low cardiac output refractory to these initial therapeutic measures; they required support with positive inotropic ...
... 16 patients with hypotension and low cardiac output responded to initial treatment with fluids, atropine, and temporary pacing (Figure 1). Ten other patients manifested hypotension and low cardiac output refractory to these initial therapeutic measures; they required support with positive inotropic ...
Heart failure with preserved ejection fraction
... Ventricular and vascular stiffening increase with ageing, hypertension, and diabetes, and are abnormally elevated in patients with HFpEF.20,77 Reduced aortic distensibility in HFpEF is strongly associated with impaired exercise capacity.78 Kawaguchi et al.36 showed that both arterial elastance (Ea) ...
... Ventricular and vascular stiffening increase with ageing, hypertension, and diabetes, and are abnormally elevated in patients with HFpEF.20,77 Reduced aortic distensibility in HFpEF is strongly associated with impaired exercise capacity.78 Kawaguchi et al.36 showed that both arterial elastance (Ea) ...
PDF - Circulation
... with 0.24 in the mild group; P=.0001) and stroke volume (median, 34 mL compared with 45 mL; P=.02) were significantly lower among those with severe symptoms. Left ventricular outflow acceleration was not significantly different (median, 8.7 m/s2 compared with 8.5 m/s2). Among the severely symptomati ...
... with 0.24 in the mild group; P=.0001) and stroke volume (median, 34 mL compared with 45 mL; P=.02) were significantly lower among those with severe symptoms. Left ventricular outflow acceleration was not significantly different (median, 8.7 m/s2 compared with 8.5 m/s2). Among the severely symptomati ...
Arterial switch operation for transposition of great arteries: late
... sympathetic denervation, with a potential influence on MBF, as sympathetic system is thought to play a relevant role in modulating the ability of the coronary vasculature to dilate and thus increase the myocardial blood flow during exercise. On the other hand, coronary explantation n from the aortic ...
... sympathetic denervation, with a potential influence on MBF, as sympathetic system is thought to play a relevant role in modulating the ability of the coronary vasculature to dilate and thus increase the myocardial blood flow during exercise. On the other hand, coronary explantation n from the aortic ...
Cardiac Resynchronization Therapy for Patients With Left
... The percentage of patients hospitalized for heart failure was 27% in controls and 19% in patients assigned to CRT (RR, 0.63; 95% CI, 0.43-0.93) (FIGURE 2), and all-cause mortality was 13.2% in patients assigned to CRT vs 15.5% in controls (RR, 0.78; 95% CI, 0.67-0.91) (FIGURE 3). The survival benefi ...
... The percentage of patients hospitalized for heart failure was 27% in controls and 19% in patients assigned to CRT (RR, 0.63; 95% CI, 0.43-0.93) (FIGURE 2), and all-cause mortality was 13.2% in patients assigned to CRT vs 15.5% in controls (RR, 0.78; 95% CI, 0.67-0.91) (FIGURE 3). The survival benefi ...
A low molecular weight, selective thrombin inhibitor, inogatran, vs
... myocardial perfusion scintigraphy, or a positive exercise test. Exclusion criteria were: any condition considered to increase the risk of bleeding, in particular aortic aneurysm, uncontrolled hypertension, history of stroke, gastric ulcer within 2 years, previous urogenital bleeding, or major trauma ...
... myocardial perfusion scintigraphy, or a positive exercise test. Exclusion criteria were: any condition considered to increase the risk of bleeding, in particular aortic aneurysm, uncontrolled hypertension, history of stroke, gastric ulcer within 2 years, previous urogenital bleeding, or major trauma ...
Matrix Metalloproteinases and Their Tissue Inhibitors in Cardiac
... similar degrees of increased left ventricular wall thickness. However, brain natriuretic peptide, MMP-9, and TIMP-1 levels were distinctly elevated accompanied by marked diastolic dysfunction in the AL-CMP group versus no or minimal increases in the TTR-related amyloidosis group. Brain natriuretic p ...
... similar degrees of increased left ventricular wall thickness. However, brain natriuretic peptide, MMP-9, and TIMP-1 levels were distinctly elevated accompanied by marked diastolic dysfunction in the AL-CMP group versus no or minimal increases in the TTR-related amyloidosis group. Brain natriuretic p ...
Diabetic Cardiomyopathy - Diabetes Care
... idiopathic cardiomyopathy is more common in the diabetic patient. While these studies of diastolic dysfunction were performed in diabetic patients with a normal left ventricular mass, left ventricular hypertrophy is more prevalent in type 2 diabetic patients and contributes to ventricular dysfunctio ...
... idiopathic cardiomyopathy is more common in the diabetic patient. While these studies of diastolic dysfunction were performed in diabetic patients with a normal left ventricular mass, left ventricular hypertrophy is more prevalent in type 2 diabetic patients and contributes to ventricular dysfunctio ...
Anti-Inflammatory Strategies for Ventricular Remodeling Following ST-Segment Elevation Acute Myocardial Infarction
... After coronary artery occlusion, ischemia ensues, cardiomyocytes die, and healing and scar formation begin (top). The remodeling process can lead to left ventricular (LV) dilation, initially with preservation of ejection fraction (EF) at first (Frank-Starling mechanism), but infarct expansion with sc ...
... After coronary artery occlusion, ischemia ensues, cardiomyocytes die, and healing and scar formation begin (top). The remodeling process can lead to left ventricular (LV) dilation, initially with preservation of ejection fraction (EF) at first (Frank-Starling mechanism), but infarct expansion with sc ...
Myocardial Infarction?
... and the subsequent survival of the patient for several weeks combined to make this possibility unlikely. More importantly, serum enzyme and isoenzyme determinations failed to confirm the presumptive diagnosis of myocardial infarction. The values for the serially measured activities (Table 1) of tota ...
... and the subsequent survival of the patient for several weeks combined to make this possibility unlikely. More importantly, serum enzyme and isoenzyme determinations failed to confirm the presumptive diagnosis of myocardial infarction. The values for the serially measured activities (Table 1) of tota ...
Heterogeneous responses of systolic and diastolic left ventricular
... Doppler imaging at rest and during exercise in heart failure with preserved ejection fraction (HFpEF) patients with borderline evidence of diastolic dysfunction at rest. Methods and results Results obtained from 52 HFpEF patients (left ventricular ejection fraction ≥ 50%) identified on the basis of h ...
... Doppler imaging at rest and during exercise in heart failure with preserved ejection fraction (HFpEF) patients with borderline evidence of diastolic dysfunction at rest. Methods and results Results obtained from 52 HFpEF patients (left ventricular ejection fraction ≥ 50%) identified on the basis of h ...
Clinical Implications of the Echocardiographic Evaluation of Right
... while examining patients with significantly reduced RV function. For the noninvasive assessment of pulmonary resistance it seems that the TDI method can provide some solutions. Gurudevan et al studied 50 consecutive patients with suspected chronic thromboembolic pulmonary hypertension.26 They perfor ...
... while examining patients with significantly reduced RV function. For the noninvasive assessment of pulmonary resistance it seems that the TDI method can provide some solutions. Gurudevan et al studied 50 consecutive patients with suspected chronic thromboembolic pulmonary hypertension.26 They perfor ...
Acute success rate of electrical cardioversion with or without
... Rate control is a reasonable initial therapy for patients ...
... Rate control is a reasonable initial therapy for patients ...
Alcoholic Cardiomyopathy: A Review
... consisting of O16,000 patients with cardiovascular disease confirmed that light to moderate alcohol consumption (5e25 g/d) was significantly associated with a decreased incidence of cardiovascular and all-cause mortality.11 Pleiotropic effects of moderate alcohol consumption have been proposed to pr ...
... consisting of O16,000 patients with cardiovascular disease confirmed that light to moderate alcohol consumption (5e25 g/d) was significantly associated with a decreased incidence of cardiovascular and all-cause mortality.11 Pleiotropic effects of moderate alcohol consumption have been proposed to pr ...
2009 HF Guidelines: Diagnosis and management of right
... hypertension while on optimal therapy may be considered for therapy with sildenafil for symptom improvement and exercise tolerance ...
... hypertension while on optimal therapy may be considered for therapy with sildenafil for symptom improvement and exercise tolerance ...
Rheumatic Fever and Heart Disease
... Nonbacterial Thrombotic Endocarditis • Gross:groups of small nodules on the lines of valve closure (similar to those of acute rheumatic fever), valve leaflets are normal. • Aortic valve most common site. • Micro: fibrin and platelets aggregates, no inflammation or fibrosis. • Clinically asymptomati ...
... Nonbacterial Thrombotic Endocarditis • Gross:groups of small nodules on the lines of valve closure (similar to those of acute rheumatic fever), valve leaflets are normal. • Aortic valve most common site. • Micro: fibrin and platelets aggregates, no inflammation or fibrosis. • Clinically asymptomati ...
Underlying Causes and Long-Term Survival in Patients with Initially
... patients with heart failure due to cardiomyopathy categorized patients according to whether they had ischemic or nonischemic disease. The prognostic value of identifying more specific underlying causes of cardiomyopathy is unknown. Methods We evaluated the outcomes of 1230 patients with cardiomyopat ...
... patients with heart failure due to cardiomyopathy categorized patients according to whether they had ischemic or nonischemic disease. The prognostic value of identifying more specific underlying causes of cardiomyopathy is unknown. Methods We evaluated the outcomes of 1230 patients with cardiomyopat ...
Hypertrophic Cardiomyopathy in Children, Teenagers and Young
... free and is technically clearly more difficult, often requiring abdominal implantation and replacement because of somatic development.38,39 For these reasons, when there is an indication for preventive treatment in small children who have not completed their somatic development, some propose the use ...
... free and is technically clearly more difficult, often requiring abdominal implantation and replacement because of somatic development.38,39 For these reasons, when there is an indication for preventive treatment in small children who have not completed their somatic development, some propose the use ...
an account of a seven year experience with
... was the selection criterion. All patients had sinus tachycardia. Amiodarone was applied irrespective of "ambient" ventricular tachycardia on the ECG. The therapy was: loop diuretic with spironolactone / K+ supplement, ACE inhibitor in maximal dose which was tolerated, nitrate and/or molsidomine, mag ...
... was the selection criterion. All patients had sinus tachycardia. Amiodarone was applied irrespective of "ambient" ventricular tachycardia on the ECG. The therapy was: loop diuretic with spironolactone / K+ supplement, ACE inhibitor in maximal dose which was tolerated, nitrate and/or molsidomine, mag ...