A 72 year old male presents with a history of sudden onset weakness of the
right side of his body of 6 hours duration. He has not seen his general
practitioner for years and is not on any medication. He smokes 10 cigarettes a
day and consumes 20 units of alcohol per week.
On examination you note a right sided weakness involving his face arm and
legs. The limbs are flaccid on that side and reflexes are absent. BP 190/120,
examination of the optic fundus reveals thickening of the arteries and
A CT scan of his head does not show a haemorrhage.
In this patient your next line of management would be: