Showing 81 - 100 results of 2,850 for search '"MRI"', query time: 0.05s Refine Results
  1. 81

    大脑淋巴瘤病的临床及MRI特点分析 by 陈智杰, 黄振超, 宋恩鹏, 惠大阳, 赵畅, 邱伟, 卢德宏, 秦峰

    Published 2021-07-01
    “…结果3例患者分别为44、61和64岁男性,出现进展性认知下降、视物模糊、下肢乏力等神经功能障碍表现,脑部核磁共振(MRI)发现双侧大脑弥漫性脑白质病变,表现为长T1长T2信号影,T2液体衰减反转恢复序列(T2-FLAIR)呈高信号,弥散加权序列(DWI)不均匀稍高,增强扫描强化不明显,经立体定向穿刺脑组织活检取材,镜下可见弥漫性B细胞浸润,CD20(+),结合影像学特征,均确诊为B细胞来源的大脑淋巴瘤病。…”
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  2. 82

    Tracheal Agenesis: A Challenging Prenatal Diagnosis—Contribution of Fetal MRI by Charline Bertholdt, Estelle Perdriolle-Galet, Pascale Bach-Segura, Olivier Morel

    Published 2015-01-01
    “…Prenatal diagnosis of tracheal agenesis is possible with fetal MRI but the really challenge is to think about this pathology.…”
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  3. 83

    Diffusion-Weighted MRI and FDG-PET in Diagnosis of Endometrial Stromal Nodule by Shunsuke Maruyama, Yukiyasu Sato, Yumiko Satake, Hiroko Mise, Tomoko Kim

    Published 2015-01-01
    “…The tumor exhibited high signal intensity in diffusion-weighted MRI (DW-MRI) and intense accumulation of 18F-fluorodeoxyglucose (FDG) in positron emission tomography (PET). …”
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  4. 84
  5. 85

    A Modified Phase Cycling Method for Complex-Valued MRI Reconstruction by Wei He, Yu Zhang, Junling Ding, Linman Zhao

    Published 2020-01-01
    “…A modified approach is proposed to remove these artifacts under practical MRI subsampling, by adding one-dimensional total variation (TV) regularization into the phase cycling method to “pre-process” the magnitude component before its update. …”
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  6. 86
  7. 87

    Probing Neural Transplant Networks In Vivo with Optogenetics and Optogenetic fMRI by Andrew J. Weitz, Jin Hyung Lee

    Published 2016-01-01
    “…A recently developed technology, termed optogenetic functional magnetic resonance imaging (ofMRI), offers a possible solution. By combining targeted activation of transplanted neurons with large-scale, noninvasive measurements of brain activity, ofMRI can directly visualize the effect of engrafted neurons firing on downstream regions. …”
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  11. 91

    Cavernous Breast Hemangioma Mimicking an Invasive Lesion on Contrast-Enhanced MRI by Menelaos Zafrakas, Panayiota Papasozomenou, Panayiotis Eskitzis, Demetrios Zouzoulas, Glyceria Boulogianni, Thomas Zaramboukas

    Published 2019-01-01
    “…We present a rare case of a 43-year-old woman with a cavernous hemangioma of the breast, presenting only on MRI and evading mammographic and ultrasonographic imaging. …”
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  12. 92
  13. 93

    Myelography in the Age of MRI: Why We Do It, and How We Do It by Christoph Ozdoba, Jan Gralla, Alexander Rieke, Ralph Binggeli, Gerhard Schroth

    Published 2011-01-01
    “…Since the introduction of magnetic resonance imaging into clinical routine in the mid-1980s, the role of myelography seemed to be constantly less important in spinal diagnostics, but it remains a method that is probably even superior to MRI for special clinical issues. This paper briefly summarizes the historical development of myelography, describes the technique, and discusses current indications like the detection of CSF leaks or cervical root avulsion.…”
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  14. 94

    Comparative Study of MRI and Ultrasound in Diagnosing Musculoskeletal Soft Tissue Tumours by Nisha Rai, Rajeev K. Ranjan, Anima R. Xalxo, Suresh K. Toppo

    Published 2024-12-01
    “…Magnetic Resonance Imaging (MRI) and Ultrasound (US) are commonly employed imaging modalities for evaluating soft tissue masses. …”
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  15. 95
  16. 96

    Hearing Thresholds Changes after MRI 1.5T of Head and Neck by Maryam Bahaloo, Mohammad Hossein Davari, Mohammad Sobhan, Seyyed Jalil Mirmohammadi, Mohammad Taghi Jalalian, Mohammad Javad Zare Sakhvidi, Farimah Shamsi, Sam Mirfendereski, Abolfazl Mollasadeghi, Amir Houshang Mehrparvar

    Published 2019-01-01
    “…Exposure to high intensity noise produced by MRI is a cause for concern. This study was conducted to determine the temporary and permanent effects of exposure to noise created by performing MRI on the hearing threshold of the subjects using conventional and extended high frequency audiometry. …”
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  17. 97

    Activation of Human Auditory Cortex in Retrieval Experiments: An fMRI Study by Birgit Gaschler-Markefski, Frank Baumgart, Claus Tempelmann, Marty G. Woldorff, Henning Scheich

    Published 1998-01-01
    “…In a previous functional magnetic resonance (fMRI) study, a subdivision of the human auditory cortex into four distinct territories was achieved. …”
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  18. 98
  19. 99

    腰椎轴向负荷MRI检查的临床应用 by 刘庆余, 陈建宇, 梁碧玲

    Published 2007-01-01
    “…[目的]评估仰卧位轴向负荷腰椎MRI检查对椎管的影响及其临床意义。[方法]89例患者进行了常规仰卧腰大肌放松体位(PRP)和仰卧位轴向负荷(ACE)MRI检查,其中慢性下腰痛患者61例,坐骨神经痛19例,神经性跛行9例。…”
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