This history indicates a transient ischemic attack or TIA, which occurs when blood flow to a part of
brain stops for a brief period of time, which leads to stroke like symptoms and could be a warning to coming events. This could be due to blood clot in artery, emboli, narrowing in blood vessel of brain due to risks like hypertension, diabetes, atrial fibrillation and high cholesterol. Symptoms are dizziness, altered touch, pain, temperature etc.