نتایج جستجو برای: lv diastolic function

تعداد نتایج: 1247696  

2013
Satoshi Okayama Tomoya Nakano Shiro Uemura Shinichi Fujimoto Satoshi Somekawa Makoto Watanabe Tamio Nakajima Yoshihiko Saito

BACKGROUND Evaluation of left ventricular (LV) diastolic function is essential for the management of heart failure. We verified whether LV diastolic function could be evaluated by measuring the fractional area change (FAC) using cine cardiovascular magnetic resonance (CMR). METHODS We collected clinical data from 59 patients who underwent echocardiography and cine CMR. Normal, impaired relaxa...

2015
Yu-Chen Wang Hung-Pin Wu Kuan-Cheng Chang

Background: Emerging evidence indicates that diastolic left ventricular (LV) function is a powerful outcome predictor after acute ST-elevation myocardial infarction (STEMI). We hypothesized that shorter door-to-balloon (D2B) times with early restoration of coronary perfusion may preserve diastolic LV function in STEMI patients undergoing primary percutaneous coronary intervention (PPCI). Method...

2008
C. E. Papadopoulos G. Pitsiou P. Argyropoulou D. Bouros

It was hypothesised that, apart from right ventricular (RV) dysfunction, patients with idiopathic pulmonary fibrosis (IPF) also exhibit left ventricular (LV) impairment, which may affect disease progression and prognosis. The aim of the present study was to evaluate LV performance in a cohort of IPF patients using conventional and tissue Doppler echocardiography. IPF patients exhibiting mild-to...

Journal: :Journal of applied physiology 2008
Aaron L Baggish Francis Wang Rory B Weiner Jason M Elinoff Francois Tournoux Arthur Boland Michael H Picard Adolph M Hutter Malissa J Wood

This prospective, longitudinal study examined the effects of participation in team-based exercise training on cardiac structure and function. Competitive endurance athletes (EA, n = 40) and strength athletes (SA, n = 24) were studied with echocardiography at baseline and after 90 days of team training. Left ventricular (LV) mass increased by 11% in EA (116 +/- 18 vs. 130 +/- 19 g/m(2); P < 0.00...

2008
Jin-Oh Choi Soo Jin Cho Jung Hyuk Kim Bong Keun Song Seung Min Choi Sang Yeob Lee Seung Woo Park

Background and Objectives: Echocardiographic evaluation of the long axis left ventricle (LV) function has been reported to be useful for understanding heart failure in those patients with a preserved ejection fraction (EF). The global and segmental peak LV systolic longitudinal strain (PSLS), as determined by the 2D speckle tracking method, may be related with the conventional diastolic paramet...

Journal: :Echocardiography 2009
Soon Yong Suh Eung Ju Kim Cheol Ung Choi Jin Oh Na Sung Hea Kim Hyun Joong Kim Seong Woo Han Sang Man Chung Kyu Hyung Ryu Chang Gyu Park Hong Seog Seo Dong Joo Oh

BACKGROUND Aortic stiffening contributes to the left ventricular (LV) afterload, hypertrophy, and substrate for diastolic dysfunction. It is also known that aortic elastic properties could be investigated with color tissue Doppler imaging (TDI) in aortic upper wall. The purpose of this study is to evaluate the relation of aortic upper wall TDI and aortic stiffness and other parameters of LV dia...

2013
Puja K Mehta Afsaneh Haftbaradaran Megha Agarwal Behzad Sharif David Chen Chrisandra Shufelt Edward B Gill Greg Lentz Daniel S Berman Margo Minassian Piotr Slomka Debiao Li Noel Bairey Merz Louise E Thomson

Angina, heart failure with preserved ejection fraction (HFpEF) and coronary microvascular dysfunction (CMD) in the absence of obstructive coronary artery disease (CAD) are more common in women and are associated with adverse cardiovascular prognosis. Cardiac magnetic resonance imaging (CMRI) is established for assessment of left ventricular (LV) morphology and systolic function and is increasin...

Journal: :International archives of cardiovascular diseases 2022

Hypertension is associated with impaired left ventricular (LV) diastolic function. However, the impact of stress on LV filling treated hypertensive individuals unclear. Fourteen patients (mean age 55 years) and 14 age-sex matched normotensive controls underwent Doppler echocardiographic studies at rest one minute following supine ergometer bicycle.

Journal: :The Tohoku journal of experimental medicine 2008
Hisashi Masugata Shoichi Senda Fuminori Goda Ayumu Yamagami Hiroyuki Okuyama Takeaki Kohno Naohisa Hosomi Masanobu Imai Kazushi Yukiiri Masakazu Kohno

Left ventricular (LV) hypertrophy and dysfunction due to hypertension have been established as risk markers for stroke in hypertensive patients. The purpose of this study was to examine the differences in LV hypertrophy and dysfunction between patients with cerebral hemorrhage and those with cerebral infarction. The study enrolled 23 hypertensive patients with cerebral infarction, 25 hypertensi...

Journal: :American journal of physiology. Heart and circulatory physiology 2011
Michael D Nelson Luis A Altamirano-Diaz Stewart R Petersen Darren S DeLorey Michael K Stickland Richard B Thompson Mark J Haykowsky

The ventricular response to passive heat stress has predominantly been studied in the supine position. It is presently unclear how acute changes in venous return influence ventricular function during heat stress. To address this question, left ventricular (LV) systolic and diastolic function were studied in 17 healthy men (24.3 ± 4.0 yr; mean ± SD), using two-dimensional transthoracic echocardi...

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