Syncope: Symptoms, Causes & Treatments - Cleveland Clinic
网页2022年11月3日 · Syncope (pronounced “sin-ko-pea”) is the medical term for fainting or passing out. It happens when you have a sudden, temporary drop in the amount of blood that flows to your brain. Most of the time, a harmless, short-term cause makes you faint.
Syncope (Fainting) - American Heart Association
网页2022年11月16日 · Syncope is also called fainting or "passing out." It most often occurs when blood pressure is too low (a condition called hypotension) and the heart doesn't pump enough oxygen to the brain. It can be harmless or a …
Vasovagal syncope - Symptoms and causes - Mayo Clinic
网页2023年3月2日 · Vasovagal syncope (vay-zoh-VAY-gul SING-kuh-pee) occurs when you faint because your body overreacts to certain triggers, such as the sight of blood or extreme emotional distress. It may also be called neurocardiogenic syncope.
Syncope (Fainting) - Johns Hopkins Medicine
网页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.
Syncope (medicine) - Wikipedia
网页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. [1] It is caused by a decrease in blood flow to the brain, typically from low blood pressure. [1]
Syncope - National Institute of Neurological Disorders and Stroke
网页2024年7月19日 · Syncope is used to describe a loss of consciousness for a short period of time. It can happen when there is a sudden change in the blood flow to the brain. Syncope is usually called fainting or “passing out.”
Types of Syncope: What Are They, Symptoms, and Causes - Healthline
网页2019年10月9日 · Syncope is a loss of consciousness that happens due to a decrease in blood flow to your brain. It is more commonly known as fainting, and can happen for many different reasons.
Syncope - StatPearls - NCBI Bookshelf - National Center for ...
网页2023年6月12日 · Syncope is a transient loss of consciousness and postural tone followed by spontaneous recovery. While there are numerous classification schemes used to further identify and manage underlying conditions that may lead to syncope, syncope ultimately results from decreased cerebral perfusion.
Syncope - Syncope - Merck Manual Professional Edition
网页Syncope is a sudden, brief loss of consciousness with loss of postural tone followed by spontaneous revival. The patient is motionless and limp and usually has cool extremities, a weak pulse, and shallow breathing. Sometimes brief involuntary muscle jerks occur, resembling a seizure.
Syncope | Fainting - MedlinePlus
网页2016年8月4日 · Fainting, or syncope, is a brief loss of consciousness when blood flow to the brain suddenly drops. Know the causes and what to do if someone faints.