Keywords:  thrombus, clot, stroke, artery, brain
narrowing, sometimes to the point of complete blockage, of a blood vessel in the brain, usually already damaged and narrowed by atheroma. A platelets collect and a clot forms on the damaged surface. If the blood supply is interrupted enough it causes an ischaemic ( = lack of blood) stroke.
The formation of a blood clot in a cerebral artery that blocks circulation in that area of brain tissue and causes paralysis, loss of sensory functions, and possibly death.
a blood clot in a cerebral artery or vein