Emma B Lewis

Summary

Affiliation: University College London
Country: UK

Publications

  1. ncbi request reprint Correction of differential intensity inhomogeneity in longitudinal MR images
    Emma B Lewis
    Dementia Research Group, Institute of Neurology, University College London, London, WC1N 3BG, UK
    Neuroimage 23:75-83. 2004
  2. ncbi request reprint Automated measurement of hippocampal atrophy using fluid-registered serial MRI in AD and controls
    Josephine Barnes
    Dementia Research Centre, University College London, Institute of Neurology, Queen Square, London, UK
    J Comput Assist Tomogr 31:581-7. 2007
  3. ncbi request reprint Quantitative magnetization transfer imaging in Alzheimer disease
    Basil H Ridha
    Dementia Research Centre, NMR Research Unit, and Department of Clinical and Experimental Epilepsy, Institute of Neurology, University College London, 8 11 Queen Square, London, WC1N 3BG, England
    Radiology 244:832-7. 2007
  4. ncbi request reprint Differentiating AD from aging using semiautomated measurement of hippocampal atrophy rates
    Josephine Barnes
    Dementia Research Centre, Institute of Neurology, University College London, 8 11 Queen Square, WCIN 3BG, London, UK
    Neuroimage 23:574-81. 2004
  5. ncbi request reprint Using nine degrees-of-freedom registration to correct for changes in voxel size in serial MRI studies
    Jennifer L Whitwell
    Dementia Research Group, Institute of Neurology, University College London, WCIN 3BG, UK
    Magn Reson Imaging 22:993-9. 2004

Detail Information

Publications5

  1. ncbi request reprint Correction of differential intensity inhomogeneity in longitudinal MR images
    Emma B Lewis
    Dementia Research Group, Institute of Neurology, University College London, London, WC1N 3BG, UK
    Neuroimage 23:75-83. 2004
    ..Differential bias correction specifically reduced the variance of the atrophy measure significantly for the scans with significant differential bias...
  2. ncbi request reprint Automated measurement of hippocampal atrophy using fluid-registered serial MRI in AD and controls
    Josephine Barnes
    Dementia Research Centre, University College London, Institute of Neurology, Queen Square, London, UK
    J Comput Assist Tomogr 31:581-7. 2007
    ..To assess hippocampal atrophy rates calculated from fluid registration methods...
  3. ncbi request reprint Quantitative magnetization transfer imaging in Alzheimer disease
    Basil H Ridha
    Dementia Research Centre, NMR Research Unit, and Department of Clinical and Experimental Epilepsy, Institute of Neurology, University College London, 8 11 Queen Square, London, WC1N 3BG, England
    Radiology 244:832-7. 2007
    ..To prospectively measure magnetization transfer (MT) parameters, along with established atrophy parameters, in patients with Alzheimer disease (AD) and in age- and sex-matched control subjects...
  4. ncbi request reprint Differentiating AD from aging using semiautomated measurement of hippocampal atrophy rates
    Josephine Barnes
    Dementia Research Centre, Institute of Neurology, University College London, 8 11 Queen Square, WCIN 3BG, London, UK
    Neuroimage 23:574-81. 2004
    ..We conclude that HBSI-derived atrophy rates reduce operator time and error, and are at least as effective as the manual equivalent as a diagnostic marker and are a potential marker of progression in longitudinal studies and trials...
  5. ncbi request reprint Using nine degrees-of-freedom registration to correct for changes in voxel size in serial MRI studies
    Jennifer L Whitwell
    Dementia Research Group, Institute of Neurology, University College London, WCIN 3BG, UK
    Magn Reson Imaging 22:993-9. 2004
    ..It is important that such changes are adjusted for: 9dof registration, which is automated and computationally inexpensive, may be superior to the more labour-intensive TIV correction for this purpose...