Right ventricular aneurysm with - Heart
... Two patients with unusual right ventricular aneurysms, probably congenital in origin, are reported. In both patients, unifocalfrequent ventricular ectopic beats were the only symptoms. These aneurysms are thought to act as foci of the ventricular premature beats, and in one of them, aneurysmectomy l ...
... Two patients with unusual right ventricular aneurysms, probably congenital in origin, are reported. In both patients, unifocalfrequent ventricular ectopic beats were the only symptoms. These aneurysms are thought to act as foci of the ventricular premature beats, and in one of them, aneurysmectomy l ...
Arrhythmogenic right ventricular cardiomyopathy associated with
... consistent with those reported in other cases of feline ARVC.2,4 Characteristic findings include right atrial and ventricular dilation, and thin, hypokinetic right ventricular wall segments with aneurysms, particularly those localized in the apical and subtricuspid regions. The tricuspid regurgitant ...
... consistent with those reported in other cases of feline ARVC.2,4 Characteristic findings include right atrial and ventricular dilation, and thin, hypokinetic right ventricular wall segments with aneurysms, particularly those localized in the apical and subtricuspid regions. The tricuspid regurgitant ...
Developmental Changes in the Myocardial Architecture of the Chick
... in the right ventricle became clearly spiral., with the origin on the upper part of the muscular interventricular septum turning basally in a counterclockwise direction (Fig. 8). The thickness of trabeculae increased in a basopical direction, but they were generally finer than in the left ventricle. ...
... in the right ventricle became clearly spiral., with the origin on the upper part of the muscular interventricular septum turning basally in a counterclockwise direction (Fig. 8). The thickness of trabeculae increased in a basopical direction, but they were generally finer than in the left ventricle. ...
Cardiovascular pre-participation screening of
... activity was not per se a cause of the increased mortality; rather, it acted as a trigger of cardiac arrest upon those underlying cardiovascular diseases predisposing to lifethreatening ventricular arrhythmias. Thus, it seems ethically and clinically justifiable that every effort should be made to re ...
... activity was not per se a cause of the increased mortality; rather, it acted as a trigger of cardiac arrest upon those underlying cardiovascular diseases predisposing to lifethreatening ventricular arrhythmias. Thus, it seems ethically and clinically justifiable that every effort should be made to re ...
Inability of Potassium Canrenoate to Convert Experimentally
... The antiarrhythmic effects of potassium canrenoate were examined in 20 closedchest, pentobarbital-anesthetized dogs with ouabain-induced ventricular tachycardia. In a group of 8 dogs, a mean dose of ouabain of 64.4 ± 3.7 /ig/kg induced sustained ventricular tachycardia. Subsequent administration of ...
... The antiarrhythmic effects of potassium canrenoate were examined in 20 closedchest, pentobarbital-anesthetized dogs with ouabain-induced ventricular tachycardia. In a group of 8 dogs, a mean dose of ouabain of 64.4 ± 3.7 /ig/kg induced sustained ventricular tachycardia. Subsequent administration of ...
Impact of Atrioventricular Compliance on Pulmonary Artery Pressure
... a true gold standard.8 Stress echocardiography offered the ideal instrument to test the hypotheses stated in the introduction, because it allows us to relate Cn to an independent parameter of disease severity such as PAP and its response to exercise.17 We found that Cn was closely related to PAP, pa ...
... a true gold standard.8 Stress echocardiography offered the ideal instrument to test the hypotheses stated in the introduction, because it allows us to relate Cn to an independent parameter of disease severity such as PAP and its response to exercise.17 We found that Cn was closely related to PAP, pa ...
Catheter ablation in selected patients with depressed left ventricular
... Among the CHF patients with depressed LVEF (,40%) and persistent AF referred to our Institution between January 2008 and September 2011 (n ¼ 129), we included in the present analysis CHF patients with persistent AF refractory to DCC, for whom there was no evidence for another cause of secondary LV d ...
... Among the CHF patients with depressed LVEF (,40%) and persistent AF referred to our Institution between January 2008 and September 2011 (n ¼ 129), we included in the present analysis CHF patients with persistent AF refractory to DCC, for whom there was no evidence for another cause of secondary LV d ...
PDF - Journal of the American Heart Association
... upon shortening, and lock the valve in its final configuration. The stent frame accommodates a bovine pericardial valve and comes in 3 prosthesis sizes (23 mm, 25 mm, and 27 mm) fitting an annulus diameter ranging from 20 mm to 26 mm. An adaptive seal in the distal portion of the prosthesis and an oute ...
... upon shortening, and lock the valve in its final configuration. The stent frame accommodates a bovine pericardial valve and comes in 3 prosthesis sizes (23 mm, 25 mm, and 27 mm) fitting an annulus diameter ranging from 20 mm to 26 mm. An adaptive seal in the distal portion of the prosthesis and an oute ...
Steady-state free precession sequences in myocardial first
... spatial resolution which does not allow the reliable detection of subendocardial perfusion defects. Perfusion MRI using the first-pass kinetics of a bolus of gadolinium-based contrast agent has been developed to overcome the nuclear techniques’ difficulties and limitations [5, 6]. In this context, d ...
... spatial resolution which does not allow the reliable detection of subendocardial perfusion defects. Perfusion MRI using the first-pass kinetics of a bolus of gadolinium-based contrast agent has been developed to overcome the nuclear techniques’ difficulties and limitations [5, 6]. In this context, d ...
Ventricular diastole- Form and Function
... Ventricles fill in two stages (E(E-and AA-waves) Ventricular volumes enlarge as blood enters from atria resulting in elongation of ventricles and ventricular wallwall-thinning ...
... Ventricles fill in two stages (E(E-and AA-waves) Ventricular volumes enlarge as blood enters from atria resulting in elongation of ventricles and ventricular wallwall-thinning ...
Perioperative optimal blood pressure as determined by
... Kolmogorov–Smirnov test. Normally distributed continuous variables were analysed by the Student’s t-test and paired t-test was used for paired analysis. Data that remained non-normally distributed after logarithmic transformation were analysed by Mann– Whitney or Wilcoxon test for paired comparison. ...
... Kolmogorov–Smirnov test. Normally distributed continuous variables were analysed by the Student’s t-test and paired t-test was used for paired analysis. Data that remained non-normally distributed after logarithmic transformation were analysed by Mann– Whitney or Wilcoxon test for paired comparison. ...
Ventricular Tachycardia Catheter Ablation
... cases, a procedure known as catheter ablation may be recommended if the patient is a suitable candidate. Catheter ablation is a moderately invasive heart procedure that attempts to control the underlying cause of VT, namely the abnormal electrical triggers and pathways that initiate and maintain V ...
... cases, a procedure known as catheter ablation may be recommended if the patient is a suitable candidate. Catheter ablation is a moderately invasive heart procedure that attempts to control the underlying cause of VT, namely the abnormal electrical triggers and pathways that initiate and maintain V ...
Myocardial perfusion scintigraphy using rubidium
... shift from an approach based upon the coronary anatomy.1,2 Although fractional flow reserve (FFR) provides an invasive assessment of coronary function, non-invasive imaging in the form of MPS, stress echocardiography and cardiac magnetic resonance (CMR) can provide similar information. Myocardial pe ...
... shift from an approach based upon the coronary anatomy.1,2 Although fractional flow reserve (FFR) provides an invasive assessment of coronary function, non-invasive imaging in the form of MPS, stress echocardiography and cardiac magnetic resonance (CMR) can provide similar information. Myocardial pe ...
Part a
... • Blood flow • Volume of blood flowing through a vessel, an organ, or the entire circulation in a given period • Measured as ml/min • Equivalent to cardiac output (CO) for entire vascular system • Relatively constant when at rest • Varies widely through individual organs, based on needs ...
... • Blood flow • Volume of blood flowing through a vessel, an organ, or the entire circulation in a given period • Measured as ml/min • Equivalent to cardiac output (CO) for entire vascular system • Relatively constant when at rest • Varies widely through individual organs, based on needs ...
Chapter 19 PowerPoint
... • Blood flow • Volume of blood flowing through a vessel, an organ, or the entire circulation in a given period • Measured as ml/min • Equivalent to cardiac output (CO) for entire vascular system • Relatively constant when at rest • Varies widely through individual organs, based on needs ...
... • Blood flow • Volume of blood flowing through a vessel, an organ, or the entire circulation in a given period • Measured as ml/min • Equivalent to cardiac output (CO) for entire vascular system • Relatively constant when at rest • Varies widely through individual organs, based on needs ...
Reduced Ventricular Proarrhythmic Potential of the Novel Combined
... normal canine heart, this compound exerts atrial-predominant electrophysiological effects both in vivo and in vitro.9 In the anesthetized methoxamine-sensitized rabbit model of torsades de pointes ventricular tachyarrhythmia (TdP), intravenous AZD1305 increased the QT interval without inducing ventr ...
... normal canine heart, this compound exerts atrial-predominant electrophysiological effects both in vivo and in vitro.9 In the anesthetized methoxamine-sensitized rabbit model of torsades de pointes ventricular tachyarrhythmia (TdP), intravenous AZD1305 increased the QT interval without inducing ventr ...
Insulin-Induced Decreases in Aortic Wave
... normal subjects but remained unchanged at 9.1 ⫾ 1.1 mmHg (NS) in type 2 diabetic patients. At 30 min, the augmentation index had decreased significantly (30 ⫾ 7% decrease) to 17.9 ⫾ 2.6% in the normal subjects but remained at 24.4 ⫾ 2.4% in the diabetic patients (13 ⫾ 4% decrease, P ⬍ 0.05 for chang ...
... normal subjects but remained unchanged at 9.1 ⫾ 1.1 mmHg (NS) in type 2 diabetic patients. At 30 min, the augmentation index had decreased significantly (30 ⫾ 7% decrease) to 17.9 ⫾ 2.6% in the normal subjects but remained at 24.4 ⫾ 2.4% in the diabetic patients (13 ⫾ 4% decrease, P ⬍ 0.05 for chang ...
Post-myocardial infarction left ventricular remodelling and function in
... is a progressive change of ventricular composition, shape and function. It has been characterised fairly well, though prediction of its outcome still is largely difficult. Aim. To characterise post-MI progression to heart failure using pressure-volume loop technique. Material and methods. Rats were ...
... is a progressive change of ventricular composition, shape and function. It has been characterised fairly well, though prediction of its outcome still is largely difficult. Aim. To characterise post-MI progression to heart failure using pressure-volume loop technique. Material and methods. Rats were ...
pacemaker and iCd insertion procedure
... check and change the settings of implanted minute operation to several hours for more devices. advanced ICDs. There are some risks associated with having The site is numbed with local anaesthetic a device inserted. They include local tissue and the cardiologist will make a small infection, formation ...
... check and change the settings of implanted minute operation to several hours for more devices. advanced ICDs. There are some risks associated with having The site is numbed with local anaesthetic a device inserted. They include local tissue and the cardiologist will make a small infection, formation ...
Chronic stable angina: Addressing the needs of patients through risk
... prophylactically before exercise or in advance of other situations known to regularly precipitate anginal symptoms. The longer acting forms can be taken orally, by patch or paste at regular intervals throughout the day to prevent anginal symptoms.1 In the absence of contraindications, patients with ...
... prophylactically before exercise or in advance of other situations known to regularly precipitate anginal symptoms. The longer acting forms can be taken orally, by patch or paste at regular intervals throughout the day to prevent anginal symptoms.1 In the absence of contraindications, patients with ...
2 Preventing Cardiovascular Disease G
... by the sinoatrial node (SA node, or pacemaker), located in the right atrium, as shown in figure 2-2. The atria contract, forcing blood into the ventricles as the electrical impulse travels from the SA node to the atrioventricular node (AV node), located between the right atrium and right ventricle. ...
... by the sinoatrial node (SA node, or pacemaker), located in the right atrium, as shown in figure 2-2. The atria contract, forcing blood into the ventricles as the electrical impulse travels from the SA node to the atrioventricular node (AV node), located between the right atrium and right ventricle. ...
The ResQ Trial: - Whatcom County EMS Council
... preferred. When it’s time to pause compressions to give the breaths, the person doing chest compressions can reach over and squeeze the ventilation bag. ...
... preferred. When it’s time to pause compressions to give the breaths, the person doing chest compressions can reach over and squeeze the ventilation bag. ...
DOI: 10.1161/CIRCULATIONAHA.108.811877 published online Mar
... significant differences across continuous measurements. Fisher exact tests were used for categorical measurements. †Many patients were on multiple medications before ablative treatment. The reported numbers and percentages add to ⬎100%. Amiodarone was discontinued at least 1 month before the ablatio ...
... significant differences across continuous measurements. Fisher exact tests were used for categorical measurements. †Many patients were on multiple medications before ablative treatment. The reported numbers and percentages add to ⬎100%. Amiodarone was discontinued at least 1 month before the ablatio ...
DOI: 10.1161/CIRCULATIONAHA.108.811877 published online Mar
... significant differences across continuous measurements. Fisher exact tests were used for categorical measurements. †Many patients were on multiple medications before ablative treatment. The reported numbers and percentages add to #100%. Amiodarone was discontinued at least 1 month before the ablatio ...
... significant differences across continuous measurements. Fisher exact tests were used for categorical measurements. †Many patients were on multiple medications before ablative treatment. The reported numbers and percentages add to #100%. Amiodarone was discontinued at least 1 month before the ablatio ...