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Reflex syncope can occur in otherwise healthy individuals, and has many possible causes, often trivial ones such as prolonged standing with the legs locked. [ citation needed ] The main danger of vasovagal syncope (or dizzy spells from vertigo) is the risk of injury by falling while unconscious.
Lightheadedness is very similar to pre-syncope. Pre-syncope is the immediate stage before syncope (fainting), particularly in cases of temporary visual field loss (i.e. vision getting "dark" or "closing in").
Syncope ((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 ]
Physiological causes include fainting, sleep disorders, and heart arrhythmias. [ 2 ] [ 3 ] Psychological causes are known as psychogenic non-epileptic seizures . [ 3 ] Diagnosis may be based on the history of the event and physical examination with support from heart testing and an EEG .
Apart from treating underlying reversible causes (e.g., stopping or reducing certain medications, treating autoimmune causes), several measures can improve the symptoms of orthostatic hypotension and prevent episodes of syncope (fainting). Even small increases in the blood pressure may be sufficient to maintain blood flow to the brain on standing.
The 50-year-old Beverly Hills, 90210 star opened up about being hospitalized three nights ago after a serious fainting episode that split her chin open."This is the second time in months that I've ...
On average, it takes seven years to receive a proper diagnosis. The differential diagnosis of PNES firstly involves ruling out epilepsy as the cause of the seizure episodes, along with other organic causes of non-epileptic seizures, including syncope, migraine, vertigo, anoxia, hypoglycemia, and stroke.
Fainting. Fever. Irregular heartbeat. Weight gain. Heart palpitations. Heart attack. A heart attack occurs when the blood flow to your heart is blocked. The most common cause is coronary artery ...