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Welcome to the new AJNR, Updated Hall of Fame, and more. Read the full announcements.


AJNR is seeking candidates for the position of Associate Section Editor, AJNR Case Collection. Read the full announcement.

 

Table of Contents

February 01, 2021; Volume 42,Issue 2

Perspectives

  • You have access
    Perspectives
    Rance Boren
    American Journal of Neuroradiology February 2021, 42 (2) 213; DOI: https://doi.org/10.3174/ajnr.P0113

Review Articles

  • Interventional
    Open Access
    4D-DSA: Development and Current Neurovascular Applications
    K.L. Ruedinger, S. Schafer, M.A. Speidel and C.M. Strother
    American Journal of Neuroradiology February 2021, 42 (2) 214-220; DOI: https://doi.org/10.3174/ajnr.A6860
  • Adult Brain
    Open Access
    Multiphase CT Angiography: A Useful Technique in Acute Stroke Imaging—Collaterals and Beyond
    S. Dundamadappa, K. Iyer, A. Agrawal and D.J. Choi
    American Journal of Neuroradiology February 2021, 42 (2) 221-227; DOI: https://doi.org/10.3174/ajnr.A6889

Radiology-Pathology Correlation

  • Adult Brain
    You have access
    Optic Nerve Choristoma Mimicking a Neurenteric Cyst
    J.C. Benson, C. Giannini, S. Cohen Cohen, J. Van Gompel, D.K. Kim, J. Port, F. Diehn, L. Eckel and C. Carr
    American Journal of Neuroradiology February 2021, 42 (2) 228-232; DOI: https://doi.org/10.3174/ajnr.A6892

General Contents

  • EDITOR'S CHOICEAdult Brain
    Open Access
    Improved Glioma Grading Using Deep Convolutional Neural Networks
    S. Gutta, J. Acharya, M.S. Shiroishi, D. Hwang and K.S. Nayak
    American Journal of Neuroradiology February 2021, 42 (2) 233-239; DOI: https://doi.org/10.3174/ajnr.A6882

    Convolutional neural networks are able to learn discriminating features automatically, and these features provide added value for grading gliomas.

  • EDITOR'S CHOICEAdult Brain
    You have access
    Prediction of Clinical Outcome in Patients with Large-Vessel Acute Ischemic Stroke: Performance of Machine Learning versus SPAN-100
    B. Jiang, G. Zhu, Y. Xie, J.J. Heit, H. Chen, Y. Li, V. Ding, A. Eskandari, P. Michel, G. Zaharchuk and M. Wintermark
    American Journal of Neuroradiology February 2021, 42 (2) 240-246; DOI: https://doi.org/10.3174/ajnr.A6918

    Machine learning-based feature selection can identify parameters with higher performance in outcome prediction.

  • EDITOR'S CHOICEAdult Brain
    You have access
    Evaluation of Artificial Intelligence–Powered Identification of Large-Vessel Occlusions in a Comprehensive Stroke Center
    A. Yahav-Dovrat, M. Saban, G. Merhav, I. Lankri, E. Abergel, A. Eran, D. Tanne, R.G. Nogueira and R. Sivan-Hoffmann
    American Journal of Neuroradiology February 2021, 42 (2) 247-254; DOI: https://doi.org/10.3174/ajnr.A6923

    The authors' evaluation of Viz LVO shows that the system has the potential for early identification of patients with stroke with large-vessel occlusions, hopefully improving future management and stroke care.

  • Commentary

    • You have access
      Emerging Artificial Intelligence Imaging Applications for Stroke Interventions
      E. Lotan
      American Journal of Neuroradiology February 2021, 42 (2) 255-256; DOI: https://doi.org/10.3174/ajnr.A6902
  • Adult Brain
    Open Access
    COVID-19 Severity and Stroke: Correlation of Imaging and Laboratory Markers
    J.M. Katz, R.B. Libman, J.J. Wang, C.G. Filippi, P. Sanelli, A. Zlochower, M. Gribko, S.V. Pacia, R.I. Kuzniecky, S. Najjar and S. Azhar
    American Journal of Neuroradiology February 2021, 42 (2) 257-261; DOI: https://doi.org/10.3174/ajnr.A6920
  • Commentary

    • Open Access
      Time for a “Second Wave” of COVID-19 Data
      P. Nicholson and T. Krings
      American Journal of Neuroradiology February 2021, 42 (2) 262-263; DOI: https://doi.org/10.3174/ajnr.A7020
  • Adult Brain
    You have access
    Basal Ganglia versus Peripheral Infarcts: Predictive Value of Early Fiber Alterations
    M.T. Berndt, D. Pürner, C. Maegerlein, S. Wunderlich, B. Friedrich, C. Zimmer, D. Sepp, J. Kaesmacher and T. Boeckh-Behrens
    American Journal of Neuroradiology February 2021, 42 (2) 264-270; DOI: https://doi.org/10.3174/ajnr.A6886
  • Commentary

    • You have access
      Diffusion Tensor Imaging for Predicting the Outcome of Large-Vessel Ischemic Stroke Treated with Mechanical Thrombectomy: Is This the Prime Time?
      Y. Hannawi
      American Journal of Neuroradiology February 2021, 42 (2) 271-272; DOI: https://doi.org/10.3174/ajnr.A7026
  • Adult Brain
    You have access
    Automated Cerebral Hemorrhage Detection Using RAPID
    J.J. Heit, H. Coelho, F.O. Lima, M. Granja, A. Aghaebrahim, R. Hanel, K. Kwok, H. Haerian, C.W. Cereda, C. Venkatasubramanian, S. Dehkharghani, L.A. Carbonera, J. Wiener, K. Copeland and F. Mont’Alverne
    American Journal of Neuroradiology February 2021, 42 (2) 273-278; DOI: https://doi.org/10.3174/ajnr.A6926
  • Adult Brain
    Open Access
    Serial Imaging of Virus-Associated Necrotizing Disseminated Acute Leukoencephalopathy (VANDAL) in COVID-19
    S. Agarwal, J. Conway, V. Nguyen, S. Dogra, P. Krieger, D. Zagzag, A. Lewis, K. Melmed, S. Galetta and R. Jain
    American Journal of Neuroradiology February 2021, 42 (2) 279-284; DOI: https://doi.org/10.3174/ajnr.A6898
  • Adult Brain
    You have access
    Quantifying Tissue Properties of the Optic Radiations Using Strategically Acquired Gradient Echo Imaging and Enhancing the Contrast Using Diamagnetic Susceptibility Weighted Imaging
    P.K. Jella, Y. Chen, W. Tu, S. Makam, S. Beckius, E. Hamtaei, C.C.-T. Hsu and E.M. Haacke
    American Journal of Neuroradiology February 2021, 42 (2) 285-287; DOI: https://doi.org/10.3174/ajnr.A6897
  • FELLOWS' JOURNAL CLUBInterventional
    Open Access
    Dural Venous Sinus Stenosis: Why Distinguishing Intrinsic-versus-Extrinsic Stenosis Matters
    S.H. Sundararajan, A.D. Ramos, V. Kishore, M. Michael, R. Doustaly, F. DeRusso and A. Patsalides
    American Journal of Neuroradiology February 2021, 42 (2) 288-296; DOI: https://doi.org/10.3174/ajnr.A6890

    Most patients in this study with idiopathic intracranial hypertension had extrinsic stenosis, and most patients with pulsatile tinnitus had intrinsic stenosis. Awareness and reporting of these subtypes may reduce the under-recognition of potential contributory stenoses in a given patient's idiopathic intracranial hypertension or pulsatile tinnitus.

  • Commentary

    • You have access
      Cerebral Venous Wall Diseases: The Other Side of the Picture
      S. Lenck and P. Nicholson
      American Journal of Neuroradiology February 2021, 42 (2) 297-298; DOI: https://doi.org/10.3174/ajnr.A6914
  • Interventional
    Open Access
    Endovascular Recanalization of Symptomatic Nonacute Intracranial Internal Carotid Artery Occlusion: Proposal of a New Angiographic Classification
    F. Gao, X. Sun, X. Guo, D. Li, G.D. Xu and Z.R. Miao
    American Journal of Neuroradiology February 2021, 42 (2) 299-305; DOI: https://doi.org/10.3174/ajnr.A6928
  • Interventional
    You have access
    Distal Vessel Imaging via Intra-arterial Flat Panel Detector CTA during Mechanical Thrombectomy
    T. Nozaki, M. Noda, T. Ishibashi, K. Otani, M. Kogiku, K. Abe, H. Kishi and A. Morita
    American Journal of Neuroradiology February 2021, 42 (2) 306-312; DOI: https://doi.org/10.3174/ajnr.A6906
  • Interventional
    You have access
    Transradial Approach for Neuroendovascular Procedures: A Single-Center Review of Safety and Feasibility
    D.T. Goldman, D. Bageac, A. Mills, B. Yim, K. Yaeger, S. Majidi, C.P. Kellner and R.A. De Leacy
    American Journal of Neuroradiology February 2021, 42 (2) 313-318; DOI: https://doi.org/10.3174/ajnr.A6971
  • Interventional
    You have access
    Periprocedural Safety and Feasibility of the New LVIS EVO Device for Stent-Assisted Coiling of Intracranial Aneurysms: An Observational Multicenter Study
    D.F. Vollherbst, A. Berlis, C. Maurer, L. Behrens, S. Sirakov, A. Sirakov, S. Fischer, V. Maus, M. Holtmannspötter, R. Rautio, M. Sinisalo, W. Poncyljusz, H. Janssen, F. Wodarg, C. Kabbasch, J. Trenkler, C. Herweh, M. Bendszus and M.A. Möhlenbruch
    American Journal of Neuroradiology February 2021, 42 (2) 319-326; DOI: https://doi.org/10.3174/ajnr.A6887
  • Interventional
    You have access
    Outcome of Flow Diverters with Surface Modifications in Treatment of Cerebral Aneurysms: Systematic Review and Meta-analysis
    Y.-L. Li, A. Roalfe, E.Y.-L. Chu, R. Lee and A.C.O. Tsang
    American Journal of Neuroradiology February 2021, 42 (2) 327-333; DOI: https://doi.org/10.3174/ajnr.A6919
  • Interventional
    Open Access
    WEB Device Shape Changes in Elastase-Induced Aneurysms in Rabbits
    Y. Ding, D. Dai, A. Rouchaud, K. Janot, S. Asnafi, D.F. Kallmes and R. Kadirvel
    American Journal of Neuroradiology February 2021, 42 (2) 334-339; DOI: https://doi.org/10.3174/ajnr.A6899
  • Interventional
    You have access
    Assessment of 4D MR Angiography at 3T Compared with DSA for the Follow-up of Embolized Brain Dural Arteriovenous Fistula: A Dual-Center Study
    B. Dissaux, F. Eugène, J. Ognard, J.-Y. Gauvrit, J.-C. Gentric and J.-C. Ferré
    American Journal of Neuroradiology February 2021, 42 (2) 340-346; DOI: https://doi.org/10.3174/ajnr.A6903
  • Interventional
    You have access
    Applications of a Novel Microangioscope for Neuroendovascular Intervention
    V.M. Srinivasan, T.T. Lazaro, A. Srivatsan, P. Cooper, M. Phillips, R. Garcia, S.R. Chen, J.N. Johnson, J.-K. Burkhardt, D.E. Collins and P. Kan
    American Journal of Neuroradiology February 2021, 42 (2) 347-353; DOI: https://doi.org/10.3174/ajnr.A6900
  • Interventional
    You have access
    Correlation of Technical and Adjunctive Factors with Quantitative Tumor Reduction in Children Undergoing Selective Ophthalmic Artery Infusion Chemotherapy for Retinoblastoma
    T. Abruzzo, K. Abraham, K.B. Karani, J.I. Geller, S. Vadivelu, J.M. Racadio, B. Zhang and Z.M. Correa
    American Journal of Neuroradiology February 2021, 42 (2) 354-361; DOI: https://doi.org/10.3174/ajnr.A6905
  • Head & Neck
    You have access
    Cone-beam CT versus Multidetector CT in Postoperative Cochlear Implant Imaging: Evaluation of Image Quality and Radiation Dose
    R.A. Helal, R. Jacob, M.A. Elshinnawy, A.I. Othman, I.M. Al-Dhamari, D.W. Paulus and T.T. Abdelaziz
    American Journal of Neuroradiology February 2021, 42 (2) 362-367; DOI: https://doi.org/10.3174/ajnr.A6894
  • Head & Neck
    You have access
    MR Imaging Characteristics of Intraocular Perfluoro-n-Octane
    M.T. Williams, J.E. Williams, B.A. Winegar, R.F. Carmody and J.B. Christoforidis
    American Journal of Neuroradiology February 2021, 42 (2) 368-369; DOI: https://doi.org/10.3174/ajnr.A6901
  • FELLOWS' JOURNAL CLUBHead & Neck
    Open Access
    Vestibular Implant Imaging
    A. Hedjoudje, D.P. Schoo, B.K. Ward, J.P. Carey, C.C. Della Santina and M. Pearl
    American Journal of Neuroradiology February 2021, 42 (2) 370-376; DOI: https://doi.org/10.3174/ajnr.A6991

    Flat panel CT of vestibular implants produces higher-resolution images with fewer artifacts than multidetector row CT, allowing visualization of individual electrode contacts and quantification of their locations relative to vestibular semicircular canals and ampullae.

  • Pediatrics
    You have access
    Assessment of the Membranous Labyrinth in Infants Using a Heavily T2-weighted 3D FLAIR Sequence without Contrast Agent Administration
    G. Conte, S. Casale, L. Caschera, F.M. Lo Russo, C. Paolella, C. Cinnante, F. Di Berardino, D. Zanetti, D. Stocchetti, E. Scola, L. Bassi and F. Triulzi
    American Journal of Neuroradiology February 2021, 42 (2) 377-381; DOI: https://doi.org/10.3174/ajnr.A6876
  • Pediatrics
    You have access
    Pediatric Head CT: Automated Quantitative Analysis with Quantile Regression
    K.A. Cauley, Y. Hu and S.W. Fielden
    American Journal of Neuroradiology February 2021, 42 (2) 382-388; DOI: https://doi.org/10.3174/ajnr.A6885
  • FELLOWS' JOURNAL CLUBPediatrics
    Open Access
    Involvement of the Spinal Cord in Primary Mitochondrial Disorders: A Neuroimaging Mimicker of Inflammation and Ischemia in Children
    C.A.P.F. Alves, A. Goldstein, S.R. Teixeira, J.S. Martin-Saavedra, I.P. de Barcelos, G. Fadda, L. Caschera, M. Kidd, F.G. Gonçalves, E.M. McCormick, M.J. Falk, Z. Zolkipli-Cunningham, A. Vossough and G. Zuccoli
    American Journal of Neuroradiology February 2021, 42 (2) 389-396; DOI: https://doi.org/10.3174/ajnr.A6910

    Spinal cord lesions are frequently observed in children with mitochondrial disorders and may mimic more common causes such as demyelination and ischemia.

  • Spine
    You have access
    Spinal CSF-Venous Fistulas in Morbidly and Super Obese Patients with Spontaneous Intracranial Hypotension
    W.I. Schievink, M. Maya, R.S. Prasad, V.S. Wadhwa, R.B. Cruz and F.G. Moser
    American Journal of Neuroradiology February 2021, 42 (2) 397-401; DOI: https://doi.org/10.3174/ajnr.A6895

Letters

  • LETTER
    Open Access
    Seeing What We Expect to See in COVID-19
    A. Mamourian
    American Journal of Neuroradiology February 2021, 42 (2) E1; DOI: https://doi.org/10.3174/ajnr.A6912
  • LETTER
    You have access
    Reply:
    M.F.V.V. Aragão, M.C. Leal, T.M. Fonseca, O.Q. Cartaxo Filho and M.M Valença
    American Journal of Neuroradiology February 2021, 42 (2) E2-E3; DOI: https://doi.org/10.3174/ajnr.A6943
  • LETTER
    Open Access
    COVID-19 Related Central Nervous System Vasculopathy: Beyond Vasculitis
    M. Quintas-Neves
    American Journal of Neuroradiology February 2021, 42 (2) E4; DOI: https://doi.org/10.3174/ajnr.A6913
  • LETTER
    Open Access
    Reply:
    R. Hanafi, L. Hacein-Bey and G. Kuchcinski
    American Journal of Neuroradiology February 2021, 42 (2) E5; DOI: https://doi.org/10.3174/ajnr.A6944

Erratum

  • You have access
    Erratum
    American Journal of Neuroradiology February 2021, 42 (2) E6; DOI: https://doi.org/10.3174/ajnr.A7035
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American Journal of Neuroradiology: 42 (2)
American Journal of Neuroradiology
Vol. 42, Issue 2
1 Feb 2021
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