Overall, morbidity and mortality in syncope patients is low, but 1-year mortality can reach 33% in certain subgroups of patients having a cardiac etiology of syncope. 1 сент. 2017 г.
Is syncope a cause of death?
For most people, syncope occurs once in a great while, if ever, and is not a sign of serious illness. However in others, syncope can be the first and only warning sign prior to an episode of sudden cardiac death. Syncope can also lead to serious injury. Talk to your physician if syncope happens more often.
Can syncope be life threatening?
In most cases, syncope is not a sign of a life-threatening problem, although some people with syncope do have a serious underlying medical condition. In young adults and children, most cases of syncope are not associated with an underlying medical problem.
Does heart stop during syncope?
For syncope to occur due to this problem, the heart usually has to stop for at least 6 to 10 seconds. This is known as a sinus "pause." Heart block — Sometimes, part of the conduction system between the sinus node and the rest of the heart becomes disrupted due to heart disease.
What is the most common cause of syncope?
Syncope is a temporary loss of consciousness usually related to insufficient blood flow to the brain. It's also called fainting or "passing out." It most often occurs when blood pressure is too low (hypotension) and the heart doesn't pump enough oxygen to the brain.
