منابع مشابه
Vasovagal syncope and vasovagal disease.
(Hellenic Journal of Cardiology) HJC ñ 61 I solated vasovagal syncope (VVS) is not a disease, but rather the clinical manifestation of an autonomic reflex to which all (or almost all) individuals are predisposed. Why certain subjects appear to be more susceptible than others to the development of paradoxical hypotension and bradycardia, and why the event occurs at one time and not another, rema...
متن کاملThe vasovagal response.
The vasovagal response is the development of inappropriate cardiac slowing and arteriolar dilatation. Vasovagal responses reflect autonomic neural changes: bradycardia results from sudden augmentation of efferent vagal activity, and hypotension results from sudden reduction or cessation of sympathetic activity and relaxation of arterial resistance vessels. Two different neural pathways are thou...
متن کاملVasovagal syncope interrupting sleep?
Clinical data are reported for 13 patients who were referred with recurrent loss of consciousness at night interrupting their sleep. Most of the patients were women (10 of 13) with a mean age of 45 years (range 21-72 years). The histories were more consistent with vasovagal syncope than with epilepsy. This was supported by electroencephalographic and tilt test results. More polysomnographic mon...
متن کاملRecurrent Postural Vasovagal Syncope
Background—The pathophysiology of vasovagal syncope is poorly understood, and the treatment usually ineffective. Our clinical experience is that patients with vasovagal syncope fall into 2 groups, based on their supine systolic blood pressure, which is either normal ( 100 mm Hg) or low (70–100 mm Hg). We investigated neural circulatory control in these 2 phenotypes. Methods and Results—Sympathe...
متن کاملPacing for Vasovagal Syncope
Introduction Vasovagal syncope is a common condition, usually associated with a benign prognosis. Most sufferers experience only occasional symptoms, and can be treated with reassurance and lifestyle advice. However, a minority of patients are debilitated by frequent fainting that can infringe on daily living, or even mimic sudden death. This has been termed "malignant" vasovagal syncope becaus...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Neurology, Neurosurgery & Psychiatry
سال: 1994
ISSN: 0022-3050
DOI: 10.1136/jnnp.57.7.789