Augmenting clinical observations with visual features from longitudinal MRI data for improved dementia diagnosis

  • Authors:
  • Devrim Unay

  • Affiliations:
  • Bahcesehir University, Istanbul, Turkey

  • Venue:
  • Proceedings of the international conference on Multimedia information retrieval
  • Year:
  • 2010

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Abstract

Image-based diagnosis in the medical area often requires qualitative interpretation from the experts, despite the high-resolution of the acquired images. Computation of quantitative measures and comparison of multiple patients using automated medical image analysis tools will help improve the diagnosis and efficiency, especially in the areas such as neurology, where diagnosis from one patient's data has limitations and the prevalence of neurodegenerative diseases is expected to substantially increase in the near future due to the aging population. To this end, this paper presents a novel work on fusing clinical and patient-demographics related observations with visual features computed from brain longitudinal MRI (magnetic resonance imaging) data for improved dementia diagnosis. Experiments with real data showed that augmenting cognitive scores with visual features from a subset of subcortical structures results in more accurate diagnosis. Moreover, subset of structures typically selected are consistent with those (being) investigated in the literature.