What is Transient Ischemic Attack (TIA)?
Transient ischemic attack (TIA) refers to temporary brain dysfunction. It lasts no longer than 24 hours. TIA is due to a shortage of blood and oxygen. It sometimes is referred to as a mini-stroke. TIA is a serious condition. It serves as a warning for a stroke . About 30% of stroke patients have had a TIA at some point in the past.