Background Several studies have demonstrated that uremic patients who preserved left ventricular ejection fraction (LVEF) could still the potential for systolic dysfunction. The aim of this study was to assess differences between (LV) myocardial function in hemodialysis and nondialysis based on three-dimensional speckle-tracking echocardiography. Methods population consisted 35 maintenance (the group), 30 were hospitalized creation a primary arteriovenous fistula 32 healthy volunteers. All...

Abstract Background Left atrial (LA) and left appendage (LAA) dysfunction has been demonstrated to contribute fibrillation (AF)-related stroke. However, usefulness of LA LAA mechanics not fully compared. We sought investigate the association with stroke compare their diagnostic values in risk stratification patients nonvalvular AF. Methods A total 208 consecutive AF (63.58 ± 10.37 years, 63.9% male,57.7% persistent AF) who underwent echocardiography before catheter ablation were...

We sought to investigate the relationship of left atrial appendage (LAA) mechanical dispersion (MD) with LAA dense spontaneous echo contrast (SEC) or thrombus, and compare its usefulness in identification thrombogenesis (LA) MD LA/LAA strain parameters patients fibrillation (AF).We conducted a cross-sectional study 493 consecutive AF [65(58.5-71.0) years, male 66.9%] who underwent echocardiography prior catheter ablation. measured LA global longitudinal (GLS) using speckle-tracking (STE)....

Using data for 341 enterprises listed on the Growth Enterprise Market (GEM) of Shenzhen Stock Exchange and taking R&D expenditure as an indicator innovation investment, this paper implements multiple linear regression to test whether venture capital promotes corporate input. It also considers relationship between syndicated investment The results showthat indeed in invested enterprises. input is significantly higher than that sole Under number members greater heterogeneity shareholding...

HeartModel (HM) is a fully automated adaptive quantification software that can quickly quantify left heart volume and ventricular function. This study used HM to the end-diastolic (LVEDV) end-systolic volumes (LVESV) of patients with dilated cardiomyopathy (DCM), coronary artery disease segmental wall motion abnormality, hypertrophic (HCM) determine whether there were differences in feasibility, accuracy, repeatability measuring LVEDV, LVESV, LV ejection fraction (LVEF) atrial (LAESV)...

Chronic kidney disease (CKD) is expected to become the fifth leading cause of death globally by 2040. Cardiovascular (CVD), particularly heart failure (HF), a severe complication in CKD patients on hemodialysis. This study aimed develop nomogram predict risk hospitalization hemodialysis patients, providing valuable tool for clinical decision-making. We retrospectively analyzed data from 196 at Kunming Yanan Hospital's center, including demographic, dialysis-related, and laboratory...

Using the difference-in-differences (DID) model and taking sample of companies listed from 2009 to 2014 on Growth Enterprises Market (GEM) Shenzhen Stock Exchange in China, this paper studies impact Venture Capital (VC) participation board characteristics, which is measured by chief executive officer (CEO) duality, scale directors proportion independent directors, it also how characteristics influence company performance. The findings are as follows: VC-backed GEM more inclined choose mode...

Background: Acupuncture has become an important alternative clinical treatment for Parkinson’s disease (PD), but its efficacy and the underlying mechanisms remain debatable. Using a newly developed magnetic resonance angiography (MRA) method that higher sensitivity smaller distal vessels novel tool can trace extract vascular features, immediate effects of acupuncture on intracranial blood flow in patients with PD as well correlations outcomes were quantitatively evaluated. Methods: Fifteen...

Objective To quantitatively study the distance between left atrial posterior wall and descending aorta (DLD) in normal fetal four-chamber view using echocardiography. Methods The distances end-systole (DLDs) end-diastole (DLDd) were measured a standard apical echocardiography 300 fetuses. The gestation ages ranged from 20 to 40 weeks.Fetal non-cardiac biometric parameters included femoral length (FL), biparietal diameter (BPD) age (GA) based on menstrual age. correlation DLDs, DLDd...

Abstract Purpose: The study aimed to investigate the potential effect of Antithrombin Ⅲ between chronic renal insufficiency and coronary artery disease in T2DM patients. Methods: We collected data patients hospitalized ZhongDa Hospital affiliated with Southeast University. Relationships function, Ⅲ, were explored using multivariate regression models. Multiplicative additive interaction analysis was investigated. Bootstrap mediation utilized role Ⅲ. Results: A total 4,238 included, among...

To evaluate the fetal myocardial dynamics by using tissue Doppler imaging (TDI) velocity gradient (MVG). Thirty normal fetuses with a gestational age ranging from 22 to 40 weeks were studied. Two-dimensional color-TDI was superimposed on transverse four-chamber view of heart and three cardiac cycles captured in cine-loop format. Generation subepicardial subendocardial curves realized sampling two-dimensional imaging, thickness calculated, subsequently corresponding MVG derived. The...

To evaluate the fetal right ventricular function by using full volume real-time three-dimensional echocardiography (RT-3DE). One hundred and fifteen normal fetuses with a gestational age ranging from 20 to 40 weeks were studied. By RT-3DE, volumes outlined calculated QLab analysis software. In 2DE measured Shimanaki rule Simpson's method. The end-diastolic (EDV), end-systolic (ESV), stroke (SV), ejection fraction (EF) cardiac output (CO) three different calculations compared. There 109...

To evaluate the feasibility and accuracy of full volume three-dimensional echocardiography (FV3DE) for quantifying left ventricular in healthy fetuses. Two hundred twenty-two normal fetuses with gestational ages between 20 40 weeks were investigated. Full three-dimensional, two-dimensional (2D) M-mode images acquired by using a Philips iE33 system data was processed offline QLAB analysis software. Left end-systolic (ESV) end-diastolic (EDV) measured semi automated border detection...

A STIC volume was also acquired and saved.In post-processing, the rotated to show an apical 4CV.M-mode applied tricuspid annulus, amplitude of resulting wave measured (mm).Three TAPSE measures were taken results averaged.Measurements performed by two observers inter-and intra-observer variations calculated.Results: 50 women recruited at 20 38 wks.STIC-TAPSE values plotted against GA estimated fetal weight, these scatterplots compared those obtained from conventional M-mode TAPSE.Good...

Objective To evaluate the feasibility and accuracy of full volume three-dimensional echocardiography(FV3DE) for quantifying left ventricular in healthy fetuses. Methods Two hundred twenty-two normal fetuses with gestational ages between 20 40 weeks were investigated. Full three-dimensional, two-dimensional (2D) M-mode images acquired by Philips iE33 system data was processed offline using QLAB analysis software. Left end-systolic volume(ESV) end-diastolic ( EDV) measured semiautomated border...

Objective To evaluate the clinical significance and cardiac function of fetuses with intracardiac hyperechogenic focus(ICEF) by fetal echocardiography. Methods Fetal echocardiograms were performed on 1291 for evaluation heart structures rhythms. Echocardiographic characteristics ICEF investigated. systolic diastolic functions 399 an isolated compared 128 normal using conventional two-dimensional, M-mode, pulsed Doppler echocardiography myocardial tissue imaging(DTI). Results The prevalence...

Objective To quantitatively study right ventricular function in the normal second and third trimester fetuses by M-mode tricuspid annular displacement(TAD).Methods TAD was measured using conventional echocardiography on 161 with gestation age (GA) between 19-38 weeks,meanwhile multiple parameters for evaluating were obtained pulsed Doppler (PW) myocardial Dopple tissue imaging (DTI).The correlation other analyzed SPSS 17.0.Results In fetuses,the (9.38 ± 1.71)mm a range of 5.79-13.90 mm,and...

Background: The present study was to evaluate the value of CHADS2 and CHA2DS2VASC scores on predicting left atrial (LA) or appendage (LAA) thrombus in fibrillation (AF) patients prior ablation. Methods results: A total 397 with nonvalvular AF were analyzed determine relationship between LA/LAA identified transesophageal echocardiography 38 (9.6%). There a strong association score thrombus. No 0 regardless anticoagulation status. However, detected 2.9% without adequate anticoagulation, while...