نتایج جستجو برای: pdw fat suppression
تعداد نتایج: 224132 فیلتر نتایج به سال:
This study examined tongue internal kinematics during feeding over time after its volume reduction. Six ultrasonic crystals were implanted into the tongue to record distance changes in anterior width (AW), bilateral lengths (LENG), posterior thicknesses (THICK), and posterior dorsal (PDW) and ventral (PVW) widths in five sibling pairs of Yucatan minipigs (N = 10). In each pair, one received ton...
INTRODUCTION: Accurate and reliable quantification of cartilage volume in MRI is required for diagnosis of many degenerative and inflammatory diseases such as osteoarthritis or rheumatoid arthritis. Segmentation techniques are often challenged by the variation in the MRI data and anatomical shape of the cartilage. Many techniques were proposed based on region growing, active contours and model-...
Introduction: The use of orthopedic implants including joint replacements and fixation devices is increasingly common, necessitating follow-up evaluation to assess possible complications such as loosening or infection. Due to metal-induced distortion and other artifacts on conventional MRI, follow-up is often limited to Xray images. With additional encoding and parallel imaging, MR images with ...
Background Rhabdomyolysis with influenza infection is rarely reported in adults. We report here influenza A induced rhabdomyolysis and anterior compartment syndrome (ACS). Case report This case report describes a 43-year-old woman exhibiting influenza A induced rhabdomyolysis. High levels of creatine kinase (97,000 IU/L) and high titer of anti-influenza A virus antibody (H3N2) (320 ×) with ne...
Background In myocardial T2-imaging, T2-preparation (T2P) is a common mechanism of creating T2-contrast to reveal pathophysiology. Because T2-contrast is often subtle, bright fat signal can hamper image analysis. Combining T2P with fat suppression (FS) is thus advantageous, but fat saturation is frequently inefficient, and fat inversion by Spectral Attenuated Inversion Recovery (SPAIR) requires...
Introduction Volumetric Interpolated Breath-hold Examination (VIBE) [1] is routinely used for dynamic contrast enhanced MR imaging of the body. Uniform fat suppression is desirable in that it increases the conspicuity of enhancement and thus improves lesion visibility. It has been shown that fat suppression in the body is optimized at opposed phase TE [2,3]. However, conventional acquisition at...
Introduction: Coronary MR Angiography is a valuable tool for non-invasive assessment of coronary arteries. Presently, contrastenhanced, fat-saturated, ECG-triggered and navigator-gated 3D spoiled gradient-echo sequence is employed for whole-heart Coronary MRA at 3T. However, large static field variations at 3T frequently result in non-uniform fat-suppression over the field-of-view (FOV), obscur...
Beige Adipocyte fat is gaining increasing therapeutic interest due to its potential in combating obesity and other non-communicable diseases. By single clone analysis, Tao Nie, Donghai Wu, Hannah Xiaoyan Hui, co-workers discover that androgen receptor (AR) turns out be a highly potent transcription factor suppression of PRDM16, the key molecular switch beige fat. The article number 2300070 prov...
PURPOSE To compare various pulse sequences in terms of percent contrast and contrast-to-noise ratio (CNR) for detection of focal multiple myeloma lesions and to assess the dependence of lesion conspicuity on the bone marrow plasma cell percent (BMPC%). MATERIALS AND METHODS Sagittal T1-weighted FSE, fat-suppressed T2-weighted FSE (FS- T2 FSE), fast STIR and iterative decomposition of water an...
Purpose: To evaluate the optimal pulse sequences in the detection of erosions and forthe discri mination ofthe effusion from pannus. Materials and Methods: MR studies were performed in thirteen patients with clinical diagnosis of rheumatoid arthritis. We used a 1.5T MR unit with single or dual3 inch coi l. We compared coronal images at the same location, obtained with pulse sequences of T2, T2 ...
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