CT Brain - First exam
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Bilateral frontal contusions, worse on the right.
Subarachnoid haemorrhage over the right frontal lobe are noted in the sylvian fissures bilaterally.
There is midline shift to the left of 3 mm.
The basal cisterns are effaced.
Left posterior fossa haemorrhage is probably extra-axial.
Bilateral subtle skull base bone fractures which do not extend to the occipital condyles.
On the right, the occipital fracture extends into the right jugular foramen through the vestibular apparatus across the facial nerve canal and in the right temporomandibular joint.
The fracture also involves the right carotid canal.
There are locules of gas seen within the semi circular canals.
Blood fills the right middle ear cleft.