نتایج جستجو برای: pdw fat suppression

تعداد نتایج: 224132  

Journal: :Magnetic resonance in medicine 2011
Joelle E Sarlls Carlo Pierpaoli S Lalith Talagala Wen-Ming Luh

Single-shot echo-planar imaging is the most common acquisition technique for whole-brain diffusion tensor imaging (DTI) studies in vivo. Higher field MRI systems are readily available and advantageous for acquiring DTI due to increased signal. One of the practical issues for DTI with single-shot echo-planar imaging at high-field is incomplete fat suppression resulting in a chemically shifted fa...

2013
Smita Chandra Harish Chandra

BACKGROUND Malaria may be associated with complications which may be avoided by early diagnosis and treatment. Microscopic diagnosis showing presence of malarial parasites is needed for confirmation which at times may be unreliable and requires technical expertise. The present study was conducted to statistically analyze the haematological parameters including platelet indices which can give in...

2008
Kangjun Seo Han-Dong Chen Jiangping Hu

The competing orders in the particle-particle P-P channel and the particle-hole P-H channel have been proposed separately to explain the pseudogap physics in cuprates. By solving the Bogoliubov-de Gennes equation self-consistently, we show that there is a general complementary connection between the d-wave-checkerboard DWCB order in the P-H channel and the pair-density-wave PDW order in the P-P...

Journal: :Frontiers in Medicine 2023

Purpose We aimed to compare two magnetic resonance imaging (MRI) techniques, Dixon and spectral attenuated inversion recovery (SPAIR) fat-suppression, in terms of image quality suitability for evaluating thyroid-associated ophthalmopathy (TAO) lesion characteristics. Methods This cross-sectional, retrospective study involved 70 patients with TAO (140 eyes) who underwent orbital coronal MRI exam...

Journal: :AJR. American journal of roentgenology 2006
Samuel Fuller Scott Reeder Ann Shimakawa Huanzhou Yu Jane Johnson Christopher Beaulieu Garry E Gold

OBJECTIVE Reliable, uniform fat suppression is important. Multiple approaches currently exist, many of which suffer from either suboptimal signal-to-noise ratio (SNR), or the inability to obtain consistent fat suppression around the ankle joint. Our purpose was to test iterative decomposition of water and fat with echo asymmetry and the least-squares estimation (IDEAL) method in combination wit...

2016
Michał Wierzchoń Eligiusz Wronka Borysław Paulewicz Remigiusz Szczepanowski

The present research investigated metacognitive awareness of emotional stimuli and its psychophysiological correlates. We used a backward masking task presenting participants with fearful or neutral faces. We asked participants for face discrimination and then probed their metacognitive awareness with confidence rating (CR) and post-decision wagering (PDW) scales. We also analysed psychophysiol...

2014
Mir Hossein Seyyed-Mohammadzad Kamal Khademvatani Abdollah Kerachian Ramin Eskandari Yousef Rezaei

BACKGROUND AND OBJECTIVES We sought to determine the relationship between mean platelet volume (MPV), platelet distribution width (PDW), and platelet larger cell ratio (P-LCR) with slow coronary flow (SCF). SUBJECTS AND METHODS Eighty participants who underwent coronary angiography were divided into two groups, 50 participants with SCF as case group, and 30 with normal coronary flow (NCF) as ...

2014
Reza Mahdavi-Zafarghandi Behnam Shakiba Mohammad Reza Keramati Mahmoud Tavakkoli

OBJECTIVE This study sought to evaluate platelet volume indices (mean platelet volume [MPV], platelet distribution width [PDW], and platelet large cell ratio [P-LCR]) in varicocele patients, and compare it with platelet volume parameters in healthy controls. METHODS This cross-sectional study involved 2 groups: group 1 included 51 varicocele subjects and group 2 consisted of 50 healthy contro...

2015
David F. Mross T. Senthil

Spontaneous breaking of translational symmetry—known as ‘density wave’ order—is common in nature. However such states are strongly sensitive to impurities or other forms of frozen disorder leading to fascinating glassy phenomena. We analyze impurity effects on a particularly ubiquitous form of broken translation symmetry in solids: a Spin Density Wave (SDW) with spatially modulated magnetic ord...

Journal: :Magnetic resonance in medicine 2009
Tolga Cukur Jin H Lee Neal K Bangerter Brian A Hargreaves Dwight G Nishimura

Flow-independent angiography is a non-contrast-enhanced technique that can generate vessel contrast even with reduced blood flow in the lower extremities. A method is presented for producing these angiograms with magnetization-prepared balanced steady-state free precession (bSSFP). Because bSSFP yields bright fat signal, robust fat suppression is essential for detailed depiction of the vasculat...

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