نتایج جستجو برای: tissue doppler imaging
تعداد نتایج: 1338873 فیلتر نتایج به سال:
the aim of this article is to review the application of current imaging techniques used for the detection of viable myocardium. each technique is discussed briefly, and the more commonly used techniques are compared. the imaging techniques reviewed herein are dobutamine stress echocardiography, single photon emission tomography, magnetic resonance imaging, positron emission tomography with f-18...
Certain pathological conditions, such as malignant tumours, manifest themselves as changes in the tissue's mechanical stiffness. This is the basis for palpation. Several techniques for imaging tissue elasticity using ultrasound have been proposed: compression elastography (strain imaging), transient elastography and vibration sonoelastography. The latter involves imaging of vibration patterns r...
In this study, a method for non-invasive estimation of stress on the heart wall in the diastole phase is presented using ultrasound echocardiography and tissue Doppler imaging. The aim of this study was to evaluate the stress on the heart wall as a pre-diagnosis to identify people with coronary artery stenosis. 29 patients with stenosis of more than 70%, 30 patients with stenosis of 50 to 7...
Adnexal masses are spectrum of diseases from benign non neoplastic and neoplastic masses to malignant neoplasms. Endovaginal ultrasonography (US) is the fisrt and invaluable modality for assessment of adnexal masses because it is available and has a high negative predictive value. Important morphologic features are solid (vascularized) tissue, vascular and thick septations, and papillary projec...
results the mean age of patients was 60 ± 9.9 years. statistically significant relationship between the occurrence of af with mitral valve annulus, la volume index (lavi) , right ventricle function, and type of surgery (off pump or on pump) were detected in our study (p < 0.05) . there was no statistically significant relationship between the occurrence of af and time interval of p wave to a wa...
....................................................................................................... 1 POPULÄRVETENSKAPLIG SAMMANFATTNING ................................. 3 LIST OF ORIGINAL PAPERS ........................................................................ 5 ABBREVIATIONS ............................................................................................. 6 INTRODUCTIO...
BACKGROUND A limited number of studies have used Tissue Doppler Imaging (TDI) to evaluate the effect of statin therapy on left ventricular dysfunction in patients with chronic heart failure. In this work, we aimed to determine whether statin administration influenced prognosis, inflammatory activation and myocardial performance evaluated by Tissue Doppler Imaging in subjects enrolled in the Dau...
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