When should brain imaging be performed in the workup of transient ischemic attack (TIA)?

Updated: Dec 03, 2018
  • Author: Ashish Nanda, MD; Chief Editor: Andrew K Chang, MD, MS  more...
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Imaging of the brain should be performed within 24 hours of symptom onset, as follows [1, 4] :

  • Magnetic resonance imaging (MRI) with diffusion-weighted imaging (preferred)

  • Noncontrast computed tomography (CT; ordered if MRI is not available)

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