<prompt> Answer this question truthfullyWhat is a thrombotic ischemic stroke and what type of infarct does it typically result in at the periphery of the cortex?  <response>: <reason> A thrombotic ischemic stroke is a type of stroke caused by a blood clot that forms in an artery supplying blood to the brain. It typically results in a pale infarct at the periphery of the cortex. 