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Lightheadedness is a common and typically unpleasant sensation of dizziness [1] or a feeling that one may faint. The sensation of lightheadedness can be short-lived, prolonged, or, rarely, recurring. In addition to dizziness, the individual may feel as though their head is weightless.
If fainting spells occur often without a triggering event, syncope may be a sign of an underlying heart disease. [37] In the case where syncope is caused by cardiac disease, the treatment is much more sophisticated than that of vasovagal syncope and may involve pacemakers and implantable cardioverter-defibrillators depending on the precise ...
Episodes of vasovagal syncope are typically recurrent and usually occur when the predisposed person is exposed to a specific trigger. Before losing consciousness, the individual frequently experiences early signs or symptoms such as lightheadedness, nausea, the feeling of being extremely hot or cold (accompanied by sweating), ringing in the ears, an uncomfortable feeling in the heart, fuzzy ...
Reflex anoxic seizures are a particular type of anoxic seizure, most commonly seen in young children in whom an anoxic seizure or syncope is provoked or precipitated by a noxious stimulus (hence "reflex"). Various precipitants have been identified, but the most common is an unexpected bump to the head.
When crushed, the liquid is released into the cotton, while the glass shards are retained inside. The ammonia-soaked cotton is waved in front of the nose for the treatment of fainting. Smelling salts, also known as ammonia inhalants, spirit of hartshorn or sal volatile, are chemical compounds used as stimulants to restore consciousness after ...
Breath-holding spells occur in approximately 5% of the population with equal distribution between males and females. They are most common in children between 6 and 18 months and usually not present after 5 years of age. They are unusual before 6 months of age. A positive family history can be elicited in 25% of cases.
Hair-grooming syncope (also known as hair-combing syncope) is a form of syncope (a fainting disorder) associated with combing and brushing one's hair. It is most typically seen in children aged five to sixteen. Hair-grooming syncope typically manifests as presyncopal symptoms during hair combing, brushing, braiding, trimming, curling or blow ...
In one study, the majority of children referred to a secondary clinic with "fits, faints and funny turns" did not have epilepsy, with syncope (fainting) as the most common alternative. [5] In another study, 39% of children referred to a tertiary epilepsy centre did not have epilepsy, with staring episodes in intellectually disabled children as ...