Ishemic stroke (Summary) Ischemic strokes occur as a result of an obstruction within a blood vessel supplying blood to the brain. A stroke is a medical emergency. There are two types - ischemic and hemorrhagic. Ischemic stroke is the most common type. Ischemic stroke can be divided into two main types: thrombotic and embolic. Deprived of oxygen and other nutrients, the brain suffers damage as a result of the stroke. A thrombotic stroke occurs when diseased or damaged cerebral arteries become blocked by the formation of a blood clot within the brain. About 15% of embolic strokes occur in people with atrial fibrillation (Afib). The medical word for this type of blood clot is embolus. Thrombotic Stroke. A thrombotic stroke is caused by a blood clot that forms inside one of the arteries supplying blood to the brain. Signs and symptoms : · Consider stroke in any patient presenting with acute neurologic defi...