Diffuse axonal injury

Case contributed by Assoc Prof Frank Gaillard

Presentation

Head injury.

Patient Data

Age: Adult
Gender: Male
MRI

Note the multiple sites of edema and hemorrhage, involving the brain stem and corpus callosum as well as subcortical white matter and left cerebral peduncle. High FLAIR signal is also seen in the dorsal midbrain. EVD insitu.

Case Discussion

Diffuse axonal injury can be subtle on CT but have devastating consequences for the patient. This is a case of grade III injury (involvement of brainstem) and carries a poor prognosis. 

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