vasovagal


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vasovagal

 [vas″o-va´gal]
vascular and vagal.
vasovagal attack a transient vascular and neurogenic reaction marked by pallor, nausea, sweating, bradycardia, and rapid fall in arterial blood pressure, which, when below a critical level, results in loss of consciousness and characteristic electroencephalographic changes. It is most often evoked by emotional stress associated with fear or pain. Called also vagal attack and vasovagal syncope.

va·so·va·gal

(vā'sō-vā'găl, vas-ō-),
Relating to the action of the vagus nerve upon the blood vessels.

vasovagal

(vā′zō-vā′gəl)
adj.
Relating to or involving blood vessels and the vagus nerve.

va·so·va·gal

(vā'sō-vā'găl)
Relating to the action of the vagus nerve on the blood vessels.

vasovagal

Pertaining to the VAGUS NERVE and to its effects on blood vessels.
References in periodicals archive ?
4% of our patients suffered vasovagal reactions, all during the procedure.
There were no instances of laryngospasm, vasovagal syncope, or significant cardiovascular change in any of the examinations.
The probable cause of syncope is vasovagal syncope (VVS) occurring because of profound systemic hypotension due to reex vasodilatation, or vagally driven bradycardia, or both followed by dizziness, presyncope and finally syncope.
Vasovagal syncope tends to occur in young people who are in otherwise good health.
Also, a paper published in Circulation Journal titled "Usefulness of physical maneuvers for prevention of vasovagal syncope" says squatting and leg-crossing with muscle tensing can be used as a simple and effective preventive maneuver in patients with VVS.
- situational syncope, a type of vasovagal syncope but only occurs in some situations that affect the nervous system, like too much stress, anxiety, pain, hunger, hyperventilation, too much drugs or alcohol, and more;
Patients may be followed up with erroneous diagnoses including epilepsy or vasovagal syncope because of recurrent fainting spells and episodes of loss of consciousness.
She first passed out as a child but it took more than a decade before she was given a proper diagnosis of cardioinhibitory vasovagal syndrome in May 2011.
The diagnosis of syncope was vasovagal in 52, cardiogenic in 92, postural hypotension in 11, and due to unknown causes in 7 cases.
The most common type is vasovagal syncope, commonly known as fainting, triggered by fear, seeing blood, or prolonged standing, for example.
The Frenchman was diagnosed with vasovagal syncope - a form of low blood pressure - in 2009 after collapsing during a French national team training camp.