vasovagal syncope
Vasovagal syncope refers to a sudden, temporary loss of consciousness caused by a drop in heart rate and blood pressure due to an overactive stimulation of the vagus nerve, resulting in a brief interruption of blood flow to the brain.
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Related Concepts (2)
Similar Concepts
- acute hyperventilation
- autonomic dysreflexia
- autonomic seizures
- dizziness
- hypertensive crisis
- hyperventilation syndrome
- hyperventilation-induced cerebral vasoconstriction
- hyperventilation-induced syncope
- neurocardiogenic syncope
- orthostatic hypertension
- orthostatic hypotension
- postural orthostatic tachycardia syndrome (pots)
- stress-induced hypoglycemia
- vasopressin
- venous thromboembolism