Transient Cerebral Ischemias is a medical condition that occurs due to a temporary lack of blood flow to the brain, which can lead to neurological symptoms such as weakness, numbness, and difficulties with speech or vision. The antonyms for this condition are those that imply stability, longevity, and normalcy of blood flow to the brain. These antonyms include terms like permanent, steady, enduring, and unchanging cerebral perfusion. By identifying these antonyms, healthcare professionals can better understand the nature of this condition and its opposite, ultimately leading to better prevention and management strategies.