CT following respiratory arrest
36h post admission CT
There is acute haemorrhage in the posterior cranial fossa involving the pons and cerebellum, extending into the fourth ventricle.
Supratentorially, there is severe mass effect with midline shift to the right and sulcal effacement. Although there is obstructive hydrocephalous, the left lateral ventricle is completely compressed - There is hypoattenuation and tumefaction of the left MCA and ACA territories with subfacine herniation.
The cerebellum appears of increased density against the hypoattenuating cerebrum.