نتایج جستجو برای: gls method

تعداد نتایج: 1631477  

2017
Myung-Jin Cha Hyun-Sook Kim Seong Hwan Kim Jae-Hyeong Park Goo-Yeong Cho

BACKGROUNDS We aimed to evaluate the predictive power of longitudinal and circumferential fibers according to left ventricular ejection fraction (LVEF) in successfully reperfused acute ST elevation myocardial infarction (STEMI) patients. METHODS Total 691 patients (age 59±13, 20% female) underwent clinical evaluation and conventional and strain echocardiography (Global longitudinal strain (GL...

2017
Aistė Kavaliauskienė Antanas Šidlauskas Apolinaras Zaborskis

Background: This study aims to explore the extent to which the perceived oral conditions predict adolescent global life satisfaction (GLS); Methods: The sample in a cross-sectional survey consisted of 1510 Lithuanian adolescents (41.7% boys) aged 11-18. The survey was conducted by means of self-report questionnaires that were administrated in school classrooms ensuring confidentiality and anony...

2012
Michèle Fonfrède Jean Paul Couaillac Christine Augereau Jean Pierre Lepargneur Joseph Watine

Medical practice guidelines (GLs) being tools that are mainly designed to evaluate medical professionals, it sounds logical, and fair, that professionals should in turn evaluate GLs. Microbiology being a medical discipline, we used the AGREE instrument, i.e. an established evaluation tool for GLs, in order to evaluate the quality of two major microbiology guidelines, i.e. the SFM GLs and the AS...

2015
F Gaborit H Bosselmann N Tønder K Iversen T Kümler C Kistorp G Sölétormos J P. Goetze M Schou

BACKGROUND Both impaired left ventricular (LV) global longitudinal strain (GLS) and increased plasma concentrations of natriuretic peptides(NP) are associated with a poor outcome in heart failure (HF). Increased levels of NP reflect increased wall stress of the LV. However, little is known about the relationship between LV GLS and NP. This aim of this study was to evaluate the relationship betw...

2017
Md Abdul Masum Osamu Ichii Yaser Hosny Ali Elewa Teppei Nakamura Yasuhiro Kon

BACKGROUND The renal vasculature plays important roles in both homeostasis and pathology. In this study, we examined pathological changes in the renal microvascular in mouse models of kidney diseases. METHODS Glomerular lesions (GLs) in autoimmune disease-prone male BXSB/MpJ-Yaa (Yaa) mice and tubulointerstitial lesions (TILs) in male C57BL/6 mice subjected to unilateral ureteral obstruction ...

2017
Hong Yang Thomas H. Marwick Ying Wang Mark Nolan Kazuaki Negishi Faisal Khan Peter M. Okin

AIMS The detection of non-ischaemic (mainly hypertension, diabetes, and obesity) stage B heart failure (SBHF) may facilitate the recognition of those at risk of progression to overt HF and HF prevention. We sought the relationship of specific electrocardiographic (ECG) markers of SBHF to echocardiographic features of SBHF and their prognostic value for development of HF. The ECG markers were Co...

Journal: :Circulation. Cardiovascular imaging 2012
Matteo Bertini Arnold C T Ng M Louisa Antoni Gaetano Nucifora See H Ewe Dominique Auger Nina Ajmone Marsan Martin J Schalij Jeroen J Bax Victoria Delgado

BACKGROUND Left ventricular (LV) global longitudinal strain (GLS) is a measure of the active shortening of the LV in the longitudinal direction, which can be assessed with speckle-tracking echocardiography. The aims of this evaluation were to validate the prognostic value of GLS as a new index of LV systolic function in a large cohort of patients with chronic ischemic cardiomyopathy and to dete...

2017
Fozia Zahir Ahmed Manish Motwani Colin Cunnington Chun Shing Kwok Catherine Fullwood Delvac Oceandy Alan Fitchet Grahame Kevin Goode Matthew Luckie Amir Masood Zaidi Rajdeep Khattar Mamas Andreas Mamas

BACKGROUND Predicting which individuals will have a decline in left ventricular (LV) function after pacemaker implantation remains an important challenge. We investigated whether LV global longitudinal strain (GLS), measured by 2D speckle tracking strain echocardiography, can identify patients at risk of pacing-induced left ventricular dysfunction (PIVD) or pacing-induced cardiomyopathy (PICMP)...

2017
Anita Boyd Paul Stoodley David Richards Rina Hui Paul Harnett Kim Vo Tom Marwick Liza Thomas

AIMS 2 dimensional (2D) strain analysis detects subclinical left ventricular (LV) systolic dysfunction. Our aim was to evaluate changes in LV systolic and diastolic function in breast cancer patients early after anthracycline chemotherapy, and to identify predisposing factors. METHODS AND RESULTS 140 patients were assessed by detailed echocardiography before and within seven days post treatme...

Journal: :Annals OR 2003
Patrick Mills Edward P. K. Tsang John A. Ford

In this paper, we show how an extended Guided Local Search (GLS) can be applied to the Quadratic Assignment Problem (QAP). GLS is a general, penalty-based meta-heuristic, which sits on top of local search algorithms, to help guide them out of local minima. We present empirical results of applying several extended versions of GLS to the QAP, and show that these extensions can improve the range o...

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