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There are 24 results for: "Ponnada A. Narayana PhD" in Author

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  1. Diffusion tensor imaging of forearm nerves in humans

    Journal of Magnetic Resonance Imaging

    Volume 36, Issue 4, October 2012, Pages: 920–927, Yuxiang Zhou, Manickam Kumaravel, Vipulkumar S. Patel, Kazim A. Sheikh and Ponnada A. Narayana

    Version of Record online : 11 JUN 2012, DOI: 10.1002/jmri.23709

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    Focal Wallerian degeneration of the corpus callosum in large middle cerebral artery stroke: Serial diffusion tensor imaging

    Journal of Magnetic Resonance Imaging

    Volume 24, Issue 3, September 2006, Pages: 549–555, Rakesh K. Gupta, Sona Saksena, Khader M. Hasan, Atul Agarwal, Mohammad Haris, Chandra M. Pandey and Ponnada A. Narayana

    Version of Record online : 3 AUG 2006, DOI: 10.1002/jmri.20677

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    Segmentation of gadolinium-enhanced lesions on MRI in multiple sclerosis

    Journal of Magnetic Resonance Imaging

    Volume 25, Issue 5, May 2007, Pages: 932–937, Sushmita Datta, Balasrinivasa Rao Sajja, Renjie He, Rakesh K. Gupta, Jerry S. Wolinsky and Ponnada A. Narayana

    Version of Record online : 24 APR 2007, DOI: 10.1002/jmri.20896

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    Measurement of DTI metrics in hemorrhagic brain lesions: Possible implication in MRI interpretation

    Journal of Magnetic Resonance Imaging

    Volume 24, Issue 6, December 2006, Pages: 1259–1268, Mohammad Haris, Rakesh K Gupta, Nuzhat Husain, Khader M Hasan, Mazhar Husain and Ponnada A Narayana

    Version of Record online : 9 NOV 2006, DOI: 10.1002/jmri.20778

  5. Magnetic resonance imaging–based quantitative iron mapping at 7-Tesla remains to be elusive in multiple sclerosis

    Annals of Neurology

    Volume 66, Issue 6, December 2009, Page: 867, Khader M. Hasan and Ponnada A. Narayana

    Version of Record online : 20 MAR 2009, DOI: 10.1002/ana.21665

  6. Magnetic Resonance Spectroscopy in the Monitoring of Multiple Sclerosis

    Journal of Neuroimaging

    Volume 15, Issue s4, October 2005, Pages: 46S–57S, Ponnada A. Narayana

    Version of Record online : 7 MAR 2006, DOI: 10.1177/1051228405284200

  7. Implementation and evaluation of a new pulse sequence for rapid acquisition of double inversion recovery images for simultaneous suppression of white matter and CSF

    Journal of Magnetic Resonance Imaging

    Volume 8, Issue 3, May/June 1998, Pages: 544–547, Barry J. Bedell and Ponnada A. Narayana

    Version of Record online : 17 NOV 2005, DOI: 10.1002/jmri.1880080305

  8. Proton MR spectroscopy of gadolinium-enhanced multiple sclerosis plaques

    Journal of Magnetic Resonance Imaging

    Volume 2, Issue 3, May/June 1992, Pages: 263–270, Ponnada A. Narayana, Jerry S. Wolinsky, Edward F. Jackson and Micheline McCarthy

    Version of Record online : 17 NOV 2005, DOI: 10.1002/jmri.1880020303

  9. Patient-specific 3D FLAIR for enhanced visualization of brain white matter lesions in multiple sclerosis

    Journal of Magnetic Resonance Imaging

    Refaat E. Gabr, Amol S. Pednekar, Koushik A. Govindarajan, Xiaojun Sun, Roy F. Riascos, María G. Ramírez, Khader M. Hasan, John A. Lincoln, Flavia Nelson, Jerry S. Wolinsky and Ponnada A. Narayana

    Version of Record online : 21 NOV 2016, DOI: 10.1002/jmri.25557

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    Glatiramer acetate in primary progressive multiple sclerosis: Results of a multinational, multicenter, double-blind, placebo-controlled trial

    Annals of Neurology

    Volume 61, Issue 1, January 2007, Pages: 14–24, Jerry S. Wolinsky, Ponnada A. Narayana, Paul O'Connor, Patricia K. Coyle, Corey Ford, Kenneth Johnson, Aaron Miller, Lillian Pardo, Shaul Kadosh and David Ladkani

    Version of Record online : 29 JAN 2007, DOI: 10.1002/ana.21079

  11. Optimal combination of FLAIR and T2-weighted MRI for improved lesion contrast in multiple sclerosis

    Journal of Magnetic Resonance Imaging

    Volume 44, Issue 5, November 2016, Pages: 1293–1300, Refaat E. Gabr, Khader M. Hasan, Muhammad E. Haque, Flavia M. Nelson, Jerry S. Wolinsky and Ponnada A. Narayana

    Version of Record online : 29 APR 2016, DOI: 10.1002/jmri.25281

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    Diffusion tensor fractional anisotropy of the normal-appearing seven segments of the corpus callosum in healthy adults and relapsing-remitting multiple sclerosis patients

    Journal of Magnetic Resonance Imaging

    Volume 21, Issue 6, June 2005, Pages: 735–743, Khader M. Hasan, Rakesh K. Gupta, Rafael M. Santos, Jerry S. Wolinsky and Ponnada A. Narayana

    Version of Record online : 19 MAY 2005, DOI: 10.1002/jmri.20296

  13. High resolution diffusion tensor imaging of human nerves in forearm

    Journal of Magnetic Resonance Imaging

    Volume 39, Issue 6, June 2014, Pages: 1374–1383, Yuxiang Zhou, Ponnada A. Narayana, Manickam Kumaravel, Parveen Athar, Vipulkumar S. Patel and Kazim A. Sheikh

    Version of Record online : 14 NOV 2013, DOI: 10.1002/jmri.24300

  14. Reproducibility of nonparametric feature map segmentation for determination of normal human intracranial volumes with MR imaging data

    Journal of Magnetic Resonance Imaging

    Volume 4, Issue 5, September/October 1994, Pages: 692–700, Edward F. Jackson, Ponnada A. Narayana and James C. Falconer

    Version of Record online : 22 NOV 2005, DOI: 10.1002/jmri.1880040512

  15. Short TE hydrogen-1 spectroscopic MR imaging of normal human brain: Reproducibility studies

    Journal of Magnetic Resonance Imaging

    Volume 4, Issue 4, July/August 1994, Pages: 545–551, Edward F. Jackson, Timothy J. Doyle, Jerry S. Wolinsky and Ponnada A. Narayana

    Version of Record online : 22 NOV 2005, DOI: 10.1002/jmri.1880040406

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    Automated brain extraction from T2-weighted magnetic resonance images

    Journal of Magnetic Resonance Imaging

    Volume 33, Issue 4, April 2011, Pages: 822–829, Sushmita Datta and Ponnada A. Narayana

    Version of Record online : 29 MAR 2011, DOI: 10.1002/jmri.22510

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    Chronic cerebrospinal venous insufficiency

    Annals of Neurology

    Volume 73, Issue 6, June 2013, Pages: 721–728, Andrew D. Barreto, Staley A. Brod, Thanh-Tung Bui, James R. Jemelka, Larry A. Kramer, Kelly Ton, Alan M. Cohen, John W. Lindsey, Flavia Nelson, Ponnada A. Narayana and Jerry S. Wolinsky

    Version of Record online : 26 FEB 2013, DOI: 10.1002/ana.23839

  18. Automatic removal of extrameningeal tissues from MR images of human brain

    Journal of Magnetic Resonance Imaging

    Volume 6, Issue 6, November/December 1996, Pages: 939–943, Barry J. Bedell and Ponnada A. Narayana

    Version of Record online : 17 NOV 2005, DOI: 10.1002/jmri.1880060616

  19. Serial proton magnetic resonance spectroscopic imaging, contrast-enhanced magnetic resonance imaging, and quantitative lesion volumetry in multiple sclerosis

    Annals of Neurology

    Volume 43, Issue 1, January 1998, Pages: 56–71, Dr Ponnada A. Narayana, Timothy J. Doyle, Dejian Lai and Jerry S. Wolinsky

    Version of Record online : 8 OCT 2004, DOI: 10.1002/ana.410430112

  20. Multi-modal quantitative MRI investigation of brain tissue neurodegeneration in multiple sclerosis

    Journal of Magnetic Resonance Imaging

    Volume 35, Issue 6, June 2012, Pages: 1300–1311, Khader M. Hasan, Indika S. Walimuni, Humaira Abid, Jerry S. Wolinsky and Ponnada A. Narayana

    Version of Record online : 12 JAN 2012, DOI: 10.1002/jmri.23539

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