Diffusion-weighted MRI, a type of MR technique that can distinguish between cerebral fat embolism and diffuse axonal injury, is presented in this report. Emergency physicians should consider using diffusion-weighted imaging in unconscious trauma patients when their brain CT scans are unremarkable.
- diffuse axonal injury
- diffusion magnetic resonance imaging
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Competing interests None.
Patient consent Obtained.
Provenance and peer review Not commissioned; externally peer reviewed.