Transcatheter Therapies for Mitral Regurgitation
... Transcatheter aortic valve replacement (TAVR) has transformed the care of patients with aortic stenosis. The dissemination of this technology after its approval in the United States in the wake of a pivotal randomized trial (1,2) has thus far proceeded in a thoughtful and circumspect manner, guided ...
... Transcatheter aortic valve replacement (TAVR) has transformed the care of patients with aortic stenosis. The dissemination of this technology after its approval in the United States in the wake of a pivotal randomized trial (1,2) has thus far proceeded in a thoughtful and circumspect manner, guided ...
the mitral valve in endocardial cushion defects - Heart
... the septum) may render the cusp more mobile, but may also interfere with its stability and make it impossible to overcome the incompetence. Add the fact that the cleft is more often a wedgeshaped deficiency of tissue (Fig. 5), and the surgical difficulties can be appreciated. Success in correcting t ...
... the septum) may render the cusp more mobile, but may also interfere with its stability and make it impossible to overcome the incompetence. Add the fact that the cleft is more often a wedgeshaped deficiency of tissue (Fig. 5), and the surgical difficulties can be appreciated. Success in correcting t ...
Pericardial recesses. Anatomy and morphology with MDCT
... Postcaval recess is a diverticulum of the pericardial cavity itself, which fits directly into the superior vena cava. Inferiorly, it continues with the cleft between the right pulmonary artery and right superior pulmonary vein. Fig. 22. ...
... Postcaval recess is a diverticulum of the pericardial cavity itself, which fits directly into the superior vena cava. Inferiorly, it continues with the cleft between the right pulmonary artery and right superior pulmonary vein. Fig. 22. ...
Anatomic variations of the cardiac valves and papillary muscles of
... The description of the chordae tendineae of the papillary muscles of the RV and their anatomic variations were reported by Silver et al. (1971) who depicted five different types of chordae tendineae attached to the tricuspid valve (Tab. 1). On average, 25 chordae were found to be inserted into the t ...
... The description of the chordae tendineae of the papillary muscles of the RV and their anatomic variations were reported by Silver et al. (1971) who depicted five different types of chordae tendineae attached to the tricuspid valve (Tab. 1). On average, 25 chordae were found to be inserted into the t ...
Surgical Repair of Posterior Mitral Valve Prolapse
... sliding repair) and annular procedure (prosthetic annuloplasty), can be performed without advanced techniques. Data from the Society of Thoracic Surgeons (STS) Database suggest that that only a small proportion of patients with degenerative mitral valve disease are treated at high-volume centers by ...
... sliding repair) and annular procedure (prosthetic annuloplasty), can be performed without advanced techniques. Data from the Society of Thoracic Surgeons (STS) Database suggest that that only a small proportion of patients with degenerative mitral valve disease are treated at high-volume centers by ...
Interaction between systolic and diastolic time intervals in atrial
... ends with the onset of the succeeding ventricular systole. Nevertheless, we find considerable beat to beat variation in the exact time that it did so with respect to the onset of the QRS complex of the succeeding beat. When the RR interval was greater than 1000 ms the interval Q2 to mitral valve clo ...
... ends with the onset of the succeeding ventricular systole. Nevertheless, we find considerable beat to beat variation in the exact time that it did so with respect to the onset of the QRS complex of the succeeding beat. When the RR interval was greater than 1000 ms the interval Q2 to mitral valve clo ...
Diagnosis and Treatment of Bicuspid Aortic Valve Disease
... The incidence for aortic insufficiency amongst BAV patients is 1.5%-3%. It usually develops due to the prolapsus of the wider cusp. It can also be associated with aortic root dilatation, aortic coarctation, and infective endocarditis. Pachulski et al. (16) observed that, in BAV patients, aortic root ...
... The incidence for aortic insufficiency amongst BAV patients is 1.5%-3%. It usually develops due to the prolapsus of the wider cusp. It can also be associated with aortic root dilatation, aortic coarctation, and infective endocarditis. Pachulski et al. (16) observed that, in BAV patients, aortic root ...
wimj October.qxd - West Indian Medical Journal
... The original Duke Criteria in 1994 was initially designed to help with clinical research, to encourage and facilitate prospective comparison of features of patients with infective endocarditis. This criteria has, however, been used worldwide to make or substantiate the diagnosis of infective endocar ...
... The original Duke Criteria in 1994 was initially designed to help with clinical research, to encourage and facilitate prospective comparison of features of patients with infective endocarditis. This criteria has, however, been used worldwide to make or substantiate the diagnosis of infective endocar ...
009// Aortic Stenosis CONTENTS
... fulfill the criteria/indications for surgery, annual follow-up should be performed. Shorter intervals are necessary when AS is severe, heavily calcified or when symptoms are uncertain. ...
... fulfill the criteria/indications for surgery, annual follow-up should be performed. Shorter intervals are necessary when AS is severe, heavily calcified or when symptoms are uncertain. ...
Transcatheter Aortic-Valve Implantation for Aortic
... 89% across all studies. Adverse event rates were reported in the larger case series, with an estimated 30-day rate of major cardiovascular adverse events and stroke of 8%. The two largest series included in the AHRQ review reported on 646 patients treated with the Medtronic CoreValve (7) and 339 pat ...
... 89% across all studies. Adverse event rates were reported in the larger case series, with an estimated 30-day rate of major cardiovascular adverse events and stroke of 8%. The two largest series included in the AHRQ review reported on 646 patients treated with the Medtronic CoreValve (7) and 339 pat ...
Cardiovascular magnetic resonance assessment of the aortic valve
... different available techniques often might lead to discrepancy results. This could demonstrate in the current study and previous studies which show that the planimtery of the AVA was systematically higher than the calculated AVA by Gorlin in catheterization or continuity equation in TTE. This is due ...
... different available techniques often might lead to discrepancy results. This could demonstrate in the current study and previous studies which show that the planimtery of the AVA was systematically higher than the calculated AVA by Gorlin in catheterization or continuity equation in TTE. This is due ...
arrhythmogenesis in mitral valve prolapse
... geometry. Study Design: Cross sectional comparative study. Place of study: Armed Forces Institute of Cardiology (AFIC)/National Institute of Heart Diseases, Rawalpindi and Army Medical College, Rawalpindi, Pakistan Methodology: Mitral leaflet displacement and thickness were measured on echocardiogra ...
... geometry. Study Design: Cross sectional comparative study. Place of study: Armed Forces Institute of Cardiology (AFIC)/National Institute of Heart Diseases, Rawalpindi and Army Medical College, Rawalpindi, Pakistan Methodology: Mitral leaflet displacement and thickness were measured on echocardiogra ...
Mitral Valve Repair
... to the calcification of the leaflet and annulus. A stenotic mitral valve also leads to heart failure in much the same way as mitral regurgitation, but instead of blood moving backwards through the mitral valve, mitral stenosis does not allow enough blood through the narrowed, fused, or calcified ope ...
... to the calcification of the leaflet and annulus. A stenotic mitral valve also leads to heart failure in much the same way as mitral regurgitation, but instead of blood moving backwards through the mitral valve, mitral stenosis does not allow enough blood through the narrowed, fused, or calcified ope ...
Percutaneous Balloon Valvuloplasty
... When left ventricular (LV) outflow is obstructed at the valvular level, a gradient develops between the left ventricle and the aorta (Fig. 33-3). The relationship between the gradient and the aortic valve area (AVA) is complex, however, and depends on the severity of the lesion as measured by the AV ...
... When left ventricular (LV) outflow is obstructed at the valvular level, a gradient develops between the left ventricle and the aorta (Fig. 33-3). The relationship between the gradient and the aortic valve area (AVA) is complex, however, and depends on the severity of the lesion as measured by the AV ...
Floppy mitral valve/mitral valve prolapse/mitral valvular
... chemistry may result in myxomatous degeneration of the mitral valve.11,21 Definition of genetic defects in patients with FMV will allow rational classification schemes for this complex valvular abnormality. Better understanding of the molecular mechanisms that determine the progression of a mild mit ...
... chemistry may result in myxomatous degeneration of the mitral valve.11,21 Definition of genetic defects in patients with FMV will allow rational classification schemes for this complex valvular abnormality. Better understanding of the molecular mechanisms that determine the progression of a mild mit ...
Preoperative echocardiographic clues for the repair of
... three tricuspid leaflets simultaneously is a major advantage of RT3DE. In TR patients, the tricuspid annulus tends to dilate in the septal-lateral and posteroseptal-toanterolateral dimensions, ...
... three tricuspid leaflets simultaneously is a major advantage of RT3DE. In TR patients, the tricuspid annulus tends to dilate in the septal-lateral and posteroseptal-toanterolateral dimensions, ...
Septal Myectomy, Papillary Muscle Resection, and Mitral Valve
... papillary muscles were thought to cause a redirected blood flow that would catch the mitral valve leaflets leading to the persistent SAM. An extended myectomy of the septal bulge below the mitral leaflet tips and a precise resection of hypertrophic papillary muscles were thought to be difficult thro ...
... papillary muscles were thought to cause a redirected blood flow that would catch the mitral valve leaflets leading to the persistent SAM. An extended myectomy of the septal bulge below the mitral leaflet tips and a precise resection of hypertrophic papillary muscles were thought to be difficult thro ...
Miscellaneous Cardiac Diseases
... z Complete absence of left side gives levoposition of heart z Diaphragmatic surface z Total bilateral absence z Right sided z ...
... z Complete absence of left side gives levoposition of heart z Diaphragmatic surface z Total bilateral absence z Right sided z ...
Cardiac Auscultation The Ohio State University
... and small dogs. However, some of the newer models combine both “adult” and “pediatric” single chest piece stethoscopes into one rotating head. Amplified stethoscopes generally are not recommended because of the potential for blooming artifacts and distortion; however, they can be useful for those wi ...
... and small dogs. However, some of the newer models combine both “adult” and “pediatric” single chest piece stethoscopes into one rotating head. Amplified stethoscopes generally are not recommended because of the potential for blooming artifacts and distortion; however, they can be useful for those wi ...
Figure 4 - JACC: Cardiovascular Interventions
... Ltd., Suzhou, China), a self-expandable porcine valve, in the aortic position at our institution. All patients were considered to be prohibitive or high risk for surgical valve replacement (logistic EuroSCORE [European System for Cardiac Operative Risk Evaluation], 22.15% to 44.44%; mean, 29.32 7. ...
... Ltd., Suzhou, China), a self-expandable porcine valve, in the aortic position at our institution. All patients were considered to be prohibitive or high risk for surgical valve replacement (logistic EuroSCORE [European System for Cardiac Operative Risk Evaluation], 22.15% to 44.44%; mean, 29.32 7. ...
valve annuli and its circumference is divided into three segments of
... McAlpine (22), describes and measures the aortic root of 100 specimens. The left anterior trigone is the smallest and the intervalvular is the largest. The attachment of the right aortic annulus to the ostium of the left ventricle is more extense than the left aortic annulus (Tables 5, 6) (figs. 6,7 ...
... McAlpine (22), describes and measures the aortic root of 100 specimens. The left anterior trigone is the smallest and the intervalvular is the largest. The attachment of the right aortic annulus to the ostium of the left ventricle is more extense than the left aortic annulus (Tables 5, 6) (figs. 6,7 ...
When is it Too Late for Aortic Valve Surgery
... Nevertheless, age is not, per se, a contraindication to AVR according to published guidelines.3,14,15,16 Analysis of determinants of operative mortality in regard to age showed that age is not linearly related to the mortality rate after AVR10,17 and there is considerable functional improvement afte ...
... Nevertheless, age is not, per se, a contraindication to AVR according to published guidelines.3,14,15,16 Analysis of determinants of operative mortality in regard to age showed that age is not linearly related to the mortality rate after AVR10,17 and there is considerable functional improvement afte ...
Transcatheter therapies for mitral regurgitation CLINICAL GUIDELINES
... eliminate the excess LV volume load. A down-sized annuloplasty repair or chordal-sparing valve replacement is undertaken as dictated by the anatomic and hemodynamic features encountered in an individual patient. Many such patients are considered intermediate-to-high risk for perioperative mortality ...
... eliminate the excess LV volume load. A down-sized annuloplasty repair or chordal-sparing valve replacement is undertaken as dictated by the anatomic and hemodynamic features encountered in an individual patient. Many such patients are considered intermediate-to-high risk for perioperative mortality ...
age changes in the structure of human atrioventricular annuli
... myocardial content also declined with increasing age. The significantly wider annular circumference in the 2139 year age group is clinically important as wider circumference is associated with decreased heart valve coaptation and valvular incompetence. This may suggest an earlier predisposition to t ...
... myocardial content also declined with increasing age. The significantly wider annular circumference in the 2139 year age group is clinically important as wider circumference is associated with decreased heart valve coaptation and valvular incompetence. This may suggest an earlier predisposition to t ...