Definitions for "TRANSIENT ISCHEMIC ATTACK"
Keywords:  tia, mini, stroke, neurologic, ischemia
A "mini stroke" causing symptoms that last for several minutes to several hours (but less than 24 hours), due to by a blood vessel that is temporarily blocked or is in spasm.
a "mini-stroke" where there is a short-term reduction in blood flow to the brain usually resulting in temporary stoke symptoms. Does not cause damage to the brain, but puts a person at higher risk of having a full stroke.
(Commonly abbreviated TIA) A brief, self-reversing episode of focal, nonconvulsive neurologic disturbance produced by temporary ischemia. There are no lasting neurologic deficits once the attack has ended. However, TIAs provide a warning of an imminent stroke; more than 25% of individuals who have a TIA will have a stroke (often producing permanent neurologic deficits) within 5 years.
Keywords:  medicalemergency
a medicalemergency
tricyclic andidepressants (TCAs) a family of drugs, originally used to treat depression, but often used as a prophylactic treatment for migrane, including basilar artery migraine. Commonly prescribed TCAs include amitryptylene and nortriptylene.
Keywords:  emergency, medical
a medical emergency