Syncope

Barbara K. Blok

Pathophysiology Etiology

Reflex-Mediated, Syncope Orthostatic Syncope CardiacSyncope Medications Psychiatric, Illness NeurologicSyncope

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Syncope is a sudden, transient loss of consciousness associated with inability to maintain postural tone. Syncope accounts for approximately 3 percent of ED visits each year. The elderly population has the highest incidence and is at increased risk for morbidity from syncopal episodes. 1 Near-syncope, a premonition of syncope without loss of consciousness, shares the same basic pathophysiologic processes as syncope.

Blood Pressure Health

Blood Pressure Health

Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...

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