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Syncope Synonym(s): Reviewed 05-09-2002 Get Web page suited for printing Email this to a friend or colleague Studies with patients Table of Contents (click to jump to sections) What is Syncope?Is there any treatment? What is the prognosis? What research is being done? Organizations What is Syncope? Syncope is the temporary loss of consciousness due to a sudden decline in blood flow to the brain. It may be caused by an irregular cardiac rate or rhythm or by changes of blood volume or distribution. Syncope can occur in otherwise healthy people. The patient feels faint, dizzy, or lightheaded (presyncope), or loses consciousness (syncope). Is there any treatment? What is the prognosis? What research is being done? National Heart, Lung, and Blood Institute (NHBLI)
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