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搜索结果: 1-15 共查到PERFUSION相关记录25条 . 查询时间(0.12 秒)
Pharmacologic evaluations constitute ≥50% of imaging stress tests, but exercise reduces adverse effects, improves myocardial perfusion imaging (MPI) quality and diagnostic results, and provides powerf...
Splanchnic hypoperfusion is a physiological phenomenon during strenuous exercise. It has been associated with gastrointestinal symptoms and intestinal injury and may hamper athletic performance. We hy...
Background: Since the greater part of coronary blood flow takes place during the diastolic phase of each cardiac cycle, a time indicator of myocardial perfusion reserve, the ratio of diastolic to syst...
Objective: In our search for a new augmentation therapy for stroke patients, we administered cilostazol, an antiplatelet agent. Subjects: The patients suffered from mild hemiparesis or cognitive disor...
Valproic acid (VPA) is a well-known antiepileptic drug with a signifi cant teratogenic effect when administered during pregnancy. To investigate the transplacental transport of VPA, we used an in vitr...
Coronary heart disease (CAD) is the leading cause of death specially among elderly. Coronary angiography is the best diagnostic method in the patients, but is unfortunately an invasive procedure with ...
The objective of this study is to quantify the detailed three-dimensional (3D) pulsatile hemodynamics, mechanical loading, and perfusion characteristics of a patient-specific neonatal aortic arch du...
Psychiatry and Psychology Research Center,Roozbeh Hospital;Research Institute for Nuclear Medicine, 3Department of Nuclear Pharmacy, Faculty of Pharmacy, Tehran University of Medical Sciences,Tehran, ...
Psychiatry and Psychology Research Center,Roozbeh Hospital;Research Institute for Nuclear Medicine, 3Department of Nuclear Pharmacy, Faculty of Pharmacy, Tehran University of Medical Sciences,Tehran, ...
Introduction: It seems that demographic and clinical features of patients referred for myocardial perfusion scintigraphy (MPS) is different among populations and healthcare settings. The purpose of th...
Diffusion- and perfusion-weighted magnetic resonance imaging (DWI and PWI) was applied for stroke diagnose in 120 acute (<48 h) ischemic stroke patients. At hyperacute (<6 h) stage, it is difficult to...
Objectives. SPECT/slow-rotation low-output CT systems can produce streak artifacts in filtered backprojection (FBP) attenuation maps, impacting attenuation correction (AC) in myocardial perfusion imag...
Previous studies have suggested that during selective activation of a subset of the zones comprising a columnar system in visual cortex, perfusion increases uniformly in all columns of the system, whi...
The respiratory gas exchange for O2, CO2, and CO has been studied in nine healthy male subjects before, during, and after head-out water immersion. Distribution of lung perfusion and ventilation were ...
In a preliminary report, Adkisson et al. (Lancet 1989; 2:119-121) used 99Tcm-hexamethylpropylene amine oxime (HMPAO) single photon emission computed tomography (SPECT) to provide evidence for cerebral...

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