A 47 year-old hypertensive man presented with nausea, vomiting and headache,along with the inability to walk. Within hours, he became comatose with decerebrate posturing..

Axial CT scan of the brain: Note the area of high intensity in the right and central cerebellum which denotes acute bleeding on CT imaging.  Also note the effacement of the adjacent fourth ventricle and compression of the brainstem. This is an important neurosurgical emergency to recognize as ventricular shunting and decompressive surgery can be life saving.

Last Update: 12/4/05
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