Which type of stroke is characterized by a sudden interruption of blood flow to the brain?

An ischemic stroke is characterized by a sudden interruption of blood flow to the brain, which occurs when an artery supplying blood to the brain is blocked. This blockage often results from a blood clot or a buildup of fatty deposits (plaque) in the arteries, which eventually restrict blood flow. The lack of adequate blood flow deprives brain cells of oxygen and essential nutrients, leading to cell injury or death. This condition generally presents with rapid onset neurological deficits, depending on the particular area of the brain affected.

Understanding the mechanisms behind ischemic strokes is crucial for identifying immediate treatment options to restore blood flow, such as thrombolysis or thrombectomy. Timely intervention can help minimize brain damage and improve outcomes for patients experiencing this type of stroke.