American Board of Internal Medicine (ABIM) Certification Practice Exam

The abbreviation TIA stands for Transient Ischemic Attack, which is a medical term used to describe a temporary period of symptoms similar to those of a stroke. A TIA is caused by a temporary decrease in blood supply to part of the brain, leading to neurological deficits that usually resolve within a short period, typically within 24 hours. Recognizing TIA is crucial because it serves as a warning sign for the potential of a future stroke, prompting further evaluation and management to reduce the risk of long-term complications.

This term specifically emphasizes the "transient" nature of the attack, highlighting that the symptoms are not permanent. In contrast, a full stroke often results in long-lasting effects or deficits, making the identification and treatment of TIA particularly important in preventive healthcare.