estimate left ventricular end diastolic volume preload

... diagram for continuous right ventricular end- diastolic volume (CEDV) assessment CCO = assessment continuous cardiac output; CEDV = continuous right ventricular end- diastolic volume; HR = heart rate; ... assessed right ventricular end- diastolic volume index (CEDVI), and between (b) ∆SVITD and baseline values of transesophageal echocardiographically derived left ventricular enddiastolic area index ... RA: End- diastolic volume A better indicator of preload in the critically ill Arch Surg 1992, 127:817-821 Durham R, Neunaber K, Vogler G, Shapiro M, Mazuski J: Right ventricular end- diastolic volume...

Ngày tải lên: 12/08/2014, 22:21

... between genders (Figures 3a, b) Figure (a) Global end- diastolic volume (GEDV) and (b)(b) global end- diastolic volume index (GEDVI) versus predefined groups (univariate comparison) (a) Global end- diastolic ... 0.15, respectively) volume index (GEDVI) versus gender (univariate comparison) (a) Global end- diastolic volume (GEDV) and (b) global end- diastolic volume index (GEDVI) versus gender (univariate ... index; GEDV = global end- diastolic volume; GEDVI = global end- diastolic volume index; HR = heart rate; ICU = intensive care unit; ITBV = intrathoracic volume; ITBVI = intrathoracic volume index; MTt...

Ngày tải lên: 13/08/2014, 20:21

... and the atrio -ventricular junction Left ventricular ejection fraction (LVEF) was calculated as (end- diastolic counts -end- systolic counts) /end- diastolic counts Duration of left ventricular systole ... of left ventricular systole was defined as the time interval between the onset of the R-wave and the minimal volume on the time-activity curve (end- systole) The relative duration of left ventricular ... (12,13) The end- diastolic volume increase during exercise, may bring the failing ventricle onto the descending limb of its function curve In this situation a prolongation of left ventricular...

Ngày tải lên: 05/11/2012, 11:32

... Impaired diastolic filling Increased end diastolic pressure of LV Upwards and to the left shift of LV pressure /volume relationship Diagnosis Symptoms of Heart failure with elevated end- diastolic ... believed that impaired diastolic filling of the left ventricle is the first manifestation of active ischemia and results in an upward shift of left ventricular diastolic pressure -volume relationship ... of diastolic relaxation [28] Pathophysiology and diagnosis of DD Another aspect of DD is the relationship between systolic and diastolic left ventricular dysfunction [2,29,30] Increased left ventricular...

Ngày tải lên: 10/08/2014, 10:20

... pressure; ICU, intensive care unit; IVRT, isovolumic relaxation time; LV, left ventricular; LVEDVI, left ventricular end- diastolic volume index; SVR, systemic vascular resistance; Vmax, maximal velocity; ... deceleration time; HR, heart rate; IVRT, isovolumic relaxation time; LV, left ventricular; LVEDVI, left ventricular end- diastolic volume index; Vmax, maximal velocity; Vp, propagation velocity ous ... Carlson RW: Left ventricular diastolic function in sepsis Crit Care Med 1990, 18:709-714 Poelaert J, Declerk C, Vogelaers D, Colardyn F, Visser CA: Left ventricular systolic and diastolic function...

Ngày tải lên: 13/08/2014, 03:20

... arterial volume (distal); VPA: pulmonary arteriolar volume; VPC: pulmonary capillary volume; VPV: pulmonary venous volume; VRA: RA volume; VSPT: septal volume; VLVF: LVF volume; VRVF: RVF volume; ... arterial volume; VCA: cerebral arterial volume; VCC: cerebral capillary volume; VCV: cerebral venous volume; VNV: neck venous volume; VICR: intracranial volume; VBS: brain interstitial tissue volume; ... systemic venules volume; VSV: systemic venous volume (distal); VVC: systemic venous volume (proximal) or vena caval volume; VLA: LA volume; VRV: RV volume; VPA,p: pulmonary arterial volume (proximal);...

Ngày tải lên: 13/08/2014, 16:20

... with severe left ventricular hypertrophy J Heart Valve Dis 2007, 16:344-348 Salem R, Denault AY, Couture P, Belisle S, Fortier A, Guertin MC, Carrier M, Martineau R: Left ventricular end- diastolic ... concentric left ventricular remodeling on early mortality after aortic valve replacement Ann Thorac Surg 2008, 85:2030-2039 Orsinelli DA, Aurigemma GP, Battista S, Krendel S, Gaasch WH: Left ventricular ... cardiopulmonary bypass; DT: deceleration time; E' and A': early and late diastolic velocities of the mitral annulus; EDA: end- diastolic area; ESA: end- systolic area; FAC: fractional area change; IABP: intra-aortic...

Ngày tải lên: 13/08/2014, 20:22

... arrow to left ventricular end- diastolic pressure The upper panel was recorded at a normal end- diastolic pressure of mm Hg The lower panel was recorded after volume loading and an end- diastolic ... During atrial contraction, left atrial pressure again exceeds left ventricular pressure The solid arrow points to left ventricular minimal pressure, the dotted arrow to left ventricular pre-A pressure, ... in left ventricular pressure, and left atrial pressure hardly exceeds this elevated left ventricular pressure (Courtesy of T C Gillebert and A F Leite-Moreira.) PREFACE The assessment of left ventricular...

Ngày tải lên: 20/01/2016, 13:07

... acute myocardial infarction; LVEF = left ventricular ejection fraction; FS = fractional shortening; LVEDD = left ventricular end- diastolic dimension; LVESD = left ventricular systolic dimension *Transthoracic ... 2-dimensional mode in short-axis at the level of the papillary muscle Left ventricular internal dimensions [end- systolic diameter (ESD) and end- diastolic diameter (EDD)] were measured according to the American ... cellular components Impact of Conditioned Medium Treatment on 90-Day Left Ventricular Function and Fractional Shortening The initial left ventricular ejection fraction (LVEF), fractional shortening (FS),...

Ngày tải lên: 18/06/2014, 16:20

... recommend the implantation of an ICD one month or more after myocardial infarction in patients with a left ventricular ejection fraction of 30 percent or less and in those with a left ventricular ... reduced left ventricular systolic function We assessed the risk and time course of sudden death in high-risk patients after myocardial infarction methods We studied 14,609 patients with left ventricular ... was highest among patients with the lowest left ventricular ejection fraction, but the high incidence was not restricted to patients with the lowest left ventricular ejection fraction Indeed, the...

Ngày tải lên: 27/06/2014, 00:20

... Coronary Artery Bypass Grafting; EF: Ejection Fraction; IVS: Interventricular Septal Thickness; LV: Left Ventricular; LVW: Left Ventricular Posterior Wall Thickness; NYHA: New York Heart Association ... significant difference in the regression of left ventricular hypertrophy between the two valve substitutes However, in this randomized group of patients, left ventricular mass regression was similar ... seems to be sufficient to assess the regression of left ventricular hypertrophy Several authors have demonstrated that no difference in left ventricular mass regression is found between year and...

Ngày tải lên: 10/08/2014, 09:22

... met with pump “off” (6000 rpm for HeartMate II) Left ventricular end- diastolic diameter < cm Left ventricular end- systolic diameter < cm Left ventricular ejection fraction > 45% Pulmonary capillary ... Troponin T, ng/mL

Ngày tải lên: 10/08/2014, 09:22

... advanced retrogradly into the left ventricle An electromagnetic motor draws blood from the inflow port in the left ventricle to the outflow port in the proximal ascending aorta close to the inlet ... pacemaker/defibrillator lead is located posteriorly in the septal part of RV outflow tract The left ventricular (LV) pacing lead placed epicardially in a mediolateral branch from the coronary sinus ... Schömig A: A randomized clinical trial to evaluate the safety and efficacy of a percutaneous left ventricular assist device versus intra-aortic balloon pumping for treatment of cardiogenic shock...

Ngày tải lên: 10/08/2014, 09:22

... Heart Association; LVEF = left ventricular ejection fraction; LVEDD = left ventricular end- diastolic diameter; LVESD = left ventricular end- systolic diameter; LAD = left atrial diameter; SPAP ... York Heart Association; LVEDD = left ventricular end- diastolic diameter; LVESD = left ventricular end- systolic diameter; LAD = left atrial diameter; LVEF = left ventricular ejection fraction; ... end- systole in the four-chamber apical long axis view Left ventricular endsystolic diameter (LVESD), left ventricular end- diastolic diameter (LVEDD), left atrial diameter (LAD) and systolic pulmonary...

Ngày tải lên: 10/08/2014, 09:22

... ascending aorta was performed immediately after finishing each distal anastomosis The sequence by which coronary vessels were grafted varied from one patient to another Grafting of the LAD by left ... compared to other studies The high mortality among our group of patients was related to the impaired left ventricular function Other factors contributing to the mortality of patients were the preoperative ... conclusion, we believe that ONCAB/BH can be used in myocardial revascularization among patients with left ventricular dysfunction The technique was found to be associated with better myocardial revascularization,...

Ngày tải lên: 10/08/2014, 09:22

... 0.5 *CM: Cardiomyopathy; †DT: Destination therapy; ‡BT: Bridge to transplant; §LVEDD: Left ventricular end diastolic diameter; || aPTT: activated partial thromboplastin time; ¶INR: International ... outcomes after left ventricular assist device placement Ann Thorac Surg 2005, 79:66-73 doi:10.1186/1749-8090-5-123 Cite this article as: Awad et al.: Initial experience with off-pump left ventricular ... Implantable left ventricular assist devices N Engl J Med 1998, 339:1522-1533 Rose EA, Gelijns AC, Moskowitz AJ, Heitjan DF, Stevenson LW, Dembitsky W, et al: Long-term mechanical left ventricular...

Ngày tải lên: 10/08/2014, 09:23

... median sternotomy The heart appeared markedly distended with severe biventricular failure An Abiomed AB5000™ (Abiomed Inc., Danvers, MA) left ventricular assist device (LVAD) was placed (Figure ... recovery The Abiomed AB5000™ left VAD (LVAD) is a paracorporeal unit with an inflow attachment from the left atrium or left ventricle and an outflow graft to the ascending aorta There is a right ... article as: Samuels et al.: Cardiogenic shock associated with loco-regional anesthesia rescued with left ventricular assist device implantation Journal of Cardiothoracic Surgery 2010 5:126 Figure Abiomed...

Ngày tải lên: 10/08/2014, 09:23

... = left ventricular end- diastolic diameter; LVESD = left ventricular end- systolic diameter; LVEDV = left ventricular enddiastolic volume; LVESV = left ventricular end- systolic volume; LVEDP = left ... repair (n = 13) LVEDD = left ventricular end- diastolic diameter; LVEDV = left ventricular end- diastolic volume; LVEDP = left ventricular enddiastolic pressure; LVEF = left ventricular ejection fraction; ... volume; LVESV = left ventricular end- systolic volume; LVEDP = left ventricular end- diastolic pressure; SV = stroke volume; LVEF = left ventricular ejection fraction = 4) No chordal transfer or Alferi...

Ngày tải lên: 10/08/2014, 10:20

... propensity scores Ann Intern Med 1997, 127:757-63 Shennib H, Endo M, Benhamed O, Morin JF: Surgical revascularization in patients with poor left ventricular function:On or off-pump? Ann Thorac Surg 2002, ... associated with higher postoperative morbidity and mortality compared with patients with normal left ventricular function[3] Off pump coronary artery bypass surgery (OPCAB) has theoretical and practical ... preoperative Datascope system IABP in 115 (7.4%) consecutive patients with poor preoperative left ventricular ejection fraction (LVEF) = 35% During the same period, the IABP was inserted during...

Ngày tải lên: 10/08/2014, 10:20

... blister-like pouch (arrow) A volume rendered 3D MDCT image (b) of the left ventricle shows an area of localized contrast out-pouching with a narrow neck in the lateral left ventricular wall (arrow) ... inferoseptal left ventricular wall (arrowheads) with an area of blister-like contrast pouch covered by a mm thin rim of infarcted myocardial tissue (arrow) compatible with an impending left ventricular ... [15], and (3) after repair of a ventricular septal rupture [16] Conclusion In a patient with continued chest pain post-AMI, subendocardial left ventricular aneurysm/impending rupture should be considered...

Ngày tải lên: 10/08/2014, 10:20