Abstract
The prognosis of transient ischaemic attacks was recently studied in 184 patients from 10 group practices in Oxfordshire, and the risk of stroke was 11.6% during the first year, rising to 29.3% within five years.2 Carotid endarterectomy has the greatest benefit for patients with transient ischaemic attacks of the brain and eye who have a greater than 70% stenosis at the origin of the relevant internal carotid artery in the neck. …