Zobrazeno 1 - 10
of 1 544
pro vyhledávání: '"chemical shift imaging"'
Autor:
Michele Gaeta, Karol Galletta, Marco Cavallaro, Enricomaria Mormina, Maria Teresa Cannizzaro, Ludovica Rosa Maria Lanzafame, Tommaso D’Angelo, Alfredo Blandino, Sergio Lucio Vinci, Francesca Granata
Publikováno v:
Insights into Imaging, Vol 15, Iss 1, Pp 1-17 (2024)
Abstract A knowledge of the complex phenomena that regulate T1 signal on Magnetic Resonance Imaging is essential in clinical practice for a more effective characterization of pathological processes. The authors review the physical basis of T1 Relaxat
Externí odkaz:
https://doaj.org/article/73a6a45e78784281850863753216803c
Autor:
Kaneez Fatima, Suprava Naik, Mantu Jain, Sanjeev Kumar Bhoi, Somnath Padhi, Nerbadyswari Deep Bag, Ashutosh Panigrahi, Sudipta Mohakud
Publikováno v:
Indian Journal of Radiology and Imaging, Vol 34, Iss 01, Pp 76-84 (2024)
Objective The aim of this study was to evaluate the role of diffusion-weighted imaging (DWI) and chemical shift imaging (CSI) for the differentiation of benign and malignant vertebral lesions.
Externí odkaz:
https://doaj.org/article/7e247c884503457a8105a2cb1bfc033e
Autor:
Taichi Kitagawa, Kazuto Kozaka, Takashi Matsubara, Tetsuya Wakayama, Atsushi Takamatsu, Tomohiro Kobayashi, Kenichiro Okumura, Kotaro Yoshida, Norihide Yoneda, Azusa Kitao, Satoshi Kobayashi, Toshifumi Gabata, Osamu Matsui, Jay P. Heiken
Publikováno v:
European Journal of Radiology Open, Vol 11, Iss , Pp 100519- (2023)
Purpose: To assess the feasibility of the 6-point Dixon method for evaluating liver masses. We also report our initial experience with the quantitative values in various liver masses on a 3T system. Materials and methods: Of 251 consecutive patients
Externí odkaz:
https://doaj.org/article/b25ae10d00cb430bb110ca0c994a5e7d
Autor:
Mohammad Fouad Abdel-Baki Allam, Ashraf Mohamed Hassan El-Sherif, Amr Hamdy Helmy, Ehab Ali Abdelgawad, Shimaa Shehata Mohammad Mohammad, Alshaimaa Mahfouz Abdel-Rahman
Publikováno v:
The Egyptian Journal of Radiology and Nuclear Medicine, Vol 54, Iss 1, Pp 1-9 (2023)
Abstract Background Magnetic resonance imaging (MRI) is the best diagnostic tool for suspected diabetic foot osteomyelitis (DFO); adding T1-based Dixon to MR technique can identify the bone marrow edema-like signal observed in neuropathic joints and
Externí odkaz:
https://doaj.org/article/41e46502629b4fa99b139b2fd5aac5f0
Metabolite-Specific Echo Planar Imaging for Preclinical Studies with Hyperpolarized 13C-Pyruvate MRI
Autor:
Sule I. Sahin, Xiao Ji, Shubhangi Agarwal, Avantika Sinha, Ivina Mali, Jeremy W. Gordon, Mark Mattingly, Sukumar Subramaniam, John Kurhanewicz, Peder E. Z. Larson, Renuka Sriram
Publikováno v:
Tomography, Vol 9, Iss 2, Pp 736-749 (2023)
Metabolite-specific echo-planar imaging (EPI) sequences with spectral–spatial (spsp) excitation are commonly used in clinical hyperpolarized [1-13C]pyruvate studies because of their speed, efficiency, and flexibility. In contrast, preclinical syste
Externí odkaz:
https://doaj.org/article/763209506d174be688ddd0fa55f4861f
Autor:
Mohammad Fouad Abdel-Baki Allam, Kristen Rafat El-Komos Gerges Isaac, Ahmed Hamed Ismail, Sara Mahmoud Ragaee
Publikováno v:
The Egyptian Journal of Radiology and Nuclear Medicine, Vol 53, Iss 1, Pp 1-8 (2022)
Abstract Background The aim of this study was to assess the diagnostic value of dual gradient-echo T1-weighted sequence (in phase and out of phase) and the related Dixon images in evaluation of structural changes observed in sacroiliac joint in patie
Externí odkaz:
https://doaj.org/article/82db178e482141ee9171a9fb1dc12b5b
Autor:
Ronnie Sebro, S. Sharon Ashok
Publikováno v:
Journal of Medical Radiation Sciences, Vol 68, Iss 3, Pp 220-227 (2021)
Abstract Introduction Bone lesions are sometimes detected on computed tomography studies, and biopsies are performed to evaluate whether these are malignant. The aim of the study is to evaluate whether chemical‐shift imaging (CSI) and diffusion‐w
Externí odkaz:
https://doaj.org/article/47b3f0ac8eab4174b6980e0e77ad3887
Autor:
İlyas Dündar, Alpaslan Yavuz
Publikováno v:
Journal of Fasting and Health, Vol 9, Iss 3, Pp 221-228 (2021)
Introduction: Ramadan fasting, especially in the summer months, provides an important opportunity to evaluate the effects of variances in eating and drinking habits on the body metabolism. Our study aimed to evaluate the effect of Ramadan fasting on
Externí odkaz:
https://doaj.org/article/0aef291fc3a14f1b94a7ca5b22e08659
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