نتایج جستجو برای: rv mpi
تعداد نتایج: 16549 فیلتر نتایج به سال:
OBJECTIVE To evaluate left and right ventricular functions using tissue Doppler echocardiography (TDE) and myocardial performance index (MPI) methods in patients with slow coronary flow (SCF) and to determine the relationship between these parameters and thrombolysis in myocardial infarction frame count in SCF patients. SUBJECTS AND METHODS Thirty-five patients (20 males and 15 females) with ...
Introduction:Asthma is the most common chronic inflammatory condition affecting the lower airways among children. Asthma may influence right ventricular (RV) function and patients may develop right ventricular hypertrophy, pulmonary hypertension and cor pulmonale. The main objective of this study is to determine RV dysfunction in asymptomatic asthmatic children as detected by ti...
OBJECTIVES The goal of this study was to assess long-term global left ventricular (LV) function in patients paced from the right ventricular (RV) apex at a young age. BACKGROUND Ventricular contraction asynchrony with short-term RV apical pacing has been associated with reduced LV pump function and relaxation. The long-term effect of RV apical pacing on global LV function in the young remains...
conclusions based on the results of this study, we suggest the use of a novel “time from the beginning of isovolumetric contraction to the peak of the s wave” (ttp) parameter in the tdi of the base of the rv free wall to predict ph with acceptable accuracy in comparison with rhc. results in our study, the ttp showed a significant inverse relationship with the pap. based on our results, a ttp of...
Speckle tracking echocardiography (STE) has been reported to be a promising technique for evaluating right ventricular (RV) function in the clinical setting. On the other hand, the usefulness of STE for RV evaluation in small animal models has not been clarified, although the rat model is among the most commonly used animal models to develop novel effective treatments against pulmonary hyperten...
OBJECTIVE The aim of this study was to evaluate right ventricle (RV) functions using echocardiography in healthy subjects who migrated from the sea level to moderate altitude (1890 m). METHODS The prospective observational in this study population consisted of 33 healthy subjects (23 men; mean age 20.4±3.2 years) who migrated from the sea level to a moderate altitude (Erzurum city centre, 189...
Background: The aim of this study was to verify the benefits of a separate evaluation of pulmonary and systemic haemodynamics for the management of treatment. For the purposes of this study, we selected the data of the time period from 2006 to 2010. Methods: A total of 53 children, average age 1.82 years (SD 1.06) were included in the study and divided according to Lung Injury Score (LIS) and P...
BACKGROUND Bosentan improves symptoms in patients with Eisenmenger syndrome (ES). This study evaluated the effect of long-term bosentan therapy on cardiac function and its relation to symptomatic benefits in ES patients. METHODS AND RESULTS Twenty-three consecutive adult ES patients (15 with ventricular septal defect, 6 with atrial septal defect, and 2 with patent ductus arteriosus) underwent...
BACKGROUND The aim of this study was to verify the benefits and limitations of repeated bedside echocardiographic examinations in children during mechanical ventilation. For the purposes of this study, we selected the data of over a time period from 2006 to 2010. METHODS A total of 235 children, average age 3.21 (SD 1.32) years were included into the study and divided into etiopathogenic grou...
It was with great interest that we read the recent article by Siniawski et al. [1] entitled ”Clinical, haemodynamic and echocardiographic features of early cardiac graft dysfunction” published in the October issue of ”Kardiologia Polska”. They aimed to establish haemodynamic and echocardiographic criteria of early graft failure to define patients who should be considered for assist device suppo...
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