Evidence of hypoxic-ischemic brain injury. Widespread loss of grey-white matter differentiation.
There is complete global effacement of the cerebral sulci, subarachnoid cisterns, and cerebellar folia.
Reversal sign is present within the posterior cerebellum. Pseudo-subarachnoid hemorrhage is seen in the hyper-dense appearance of the falx cerebri and tentorium cerebelli compared to the surrounding edematous brain tissue.
Uncal herniation is seen bilaterally. Significant cerebellar tonsillar herniation is also present.