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Diffusion Tensor Magnetic Resonance Imaging in the Analysis of Neurodegenerative Diseases
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Published on: July 28, 2013

Acquisition guidelines and quality assessment tools for analyzing neonatal diffusion tensor MRI data.

A M Heemskerk1, A Leemans, A Plaisier

  • 1Division of Neonatology, Department of Pediatrics, Erasmus Medical Center, Rotterdam, The Netherlands.

AJNR. American Journal of Neuroradiology
|March 23, 2013
PubMed
Summary
This summary is machine-generated.

Diffusion tensor imaging (DTI) aids neonatal brain development assessment but faces motion artifacts. This review offers guidelines for high-quality DTI acquisition and processing to ensure accurate results in neonates.

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Area of Science:

  • Medical Imaging
  • Neuroscience
  • Pediatrics

Background:

  • Diffusion tensor imaging (DTI) is crucial for assessing neonatal brain development, diagnosis, and prognosis.
  • Neonatal brain tissue characteristics and motion artifacts present significant challenges for acquiring reliable DTI data.

Purpose of the Study:

  • To provide guidelines for optimal DTI data acquisition in neonates.
  • To recommend strategies for minimizing motion artifacts and ensuring data quality for accurate parametric mapping.

Main Methods:

  • Review of current DTI acquisition techniques for the neonatal brain.
  • Description of postprocessing methods for tensor estimation and artifact reduction.
  • Introduction of tools for assessing DTI dataset quality.

Main Results:

  • High-quality DTI acquisition and processing are essential for accurate neonatal brain assessment.
  • Strategies include optimizing gradient directions and employing robust tensor estimation methods.
  • Tools are available to evaluate DTI data integrity.

Conclusions:

  • Implementing recommended guidelines improves the reliability of DTI in neonatal neuroimaging.
  • Accurate DTI parametric maps are vital for clinical diagnosis and prognosis of neonatal brain development.
  • Addressing motion artifacts is key to successful DTI application in neonates.