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Syncope, commonly known as fainting or passing out, is a loss of consciousness and muscle strength characterized by a fast onset, short duration, and spontaneous recovery. It is caused by a decrease in blood flow to the brain, typically from low blood pressure.
- Reflex syncope - Wikipedia
Vasovagal. Situational. Carotid sinus. Pathophysiology....
- Syncope - Wikipedia
Syncope may refer to: Syncope (medicine), also known as...
- Reflex syncope - Wikipedia
Neurally mediated syncope. Trigger event (fear/pain, prolonged standing, warm environment) Prodrome of nausea/vomiting, tunnel vision, lightheadedness, diaphoresis, warmth [1] Associated with head movement or pressure on neck. Orthostatic hypotension-mediated syncope. After standing up.
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Heart and Vascular. What is syncope? Syncope (SINK-a-pee) is another word for fainting or passing out. Someone is considered to have syncope if they become unconscious and go limp, then soon recover. For most people, syncope occurs once in a great while, if ever, and is not a sign of serious illness.
Orthostatic syncope refers to syncope resulting from a postural decrease in blood pressure, termed orthostatic hypotension. Orthostatic hypotension occurs when there is a persistent reduction in blood pressure of at least 20mmHg systolic or 10mmHg diastolic within 3 minutes of standing or being upright to 60 degrees on the head-up tilt table.
Practice Essentials. Syncope is defined as a transient, self-limited loss of consciousness [ 1] with an inability to maintain postural tone that is followed by spontaneous recovery. This...
