scholarly journals The Influence of False Cardiac Feedback on Autonomic Markers of Arousal

2019 ◽  
Vol 61 (3) ◽  
pp. 133-144
Author(s):  
Marie Kuřátková ◽  
◽  
Ondřej Bečev ◽  
Eva Kozáková ◽  
Radek Mareček ◽  
...  
Keyword(s):  
Heart Rhythm ◽  
2009 ◽  
Vol 6 (11) ◽  
pp. S68-S75 ◽  
Author(s):  
Richard L. Verrier ◽  
Alex Tan

Stress ◽  
2016 ◽  
Vol 20 (1) ◽  
pp. 61-68 ◽  
Author(s):  
María J. García-Rubio ◽  
Laura Espín ◽  
Vanesa Hidalgo ◽  
Alicia Salvador ◽  
Jesús Gómez-Amor

2017 ◽  
Vol 25 (1) ◽  
pp. 29-39 ◽  
Author(s):  
Nina Japundžić-Žigon ◽  
Olivera Šarenac ◽  
Maja Lozić ◽  
Marko Vasić ◽  
Tatjana Tasić ◽  
...  

Sudden death is a major health problem all over the world. The most common causes of sudden death are cardiac but there are also other causes such as neurological conditions (stroke, epileptic attacks and brain trauma), drugs, catecholamine toxicity, etc. A common feature of all these diverse pathologies underlying sudden death is the imbalance of the autonomic nervous system control of the cardiovascular system. This paper reviews different pathologies underlying sudden death with emphasis on the autonomic nervous system contribution, possibilities of early diagnosis and prognosis of sudden death using various clinical markers including autonomic markers (heart rate variability and baroreflex sensitivity), present possibilities of management and promising prevention by electrical neuromodulation.


Author(s):  
Heikki Huikuri

AbstractBoth experimental and clinical studies have shown that the autonomic nervous system plays an important role in arrhythmogenesis. Many methods describing cardiovascular autonomic regulation have been developed and tested for use as predictors of arrhythmic and other cardiovascular events. The majority of studies have focused on patients with known cardiac disease, such as prior myocardial infarction or congestive heart failure. All-cause mortality, as well as non-sudden and sudden cardiac death have been used as main endpoints. Sudden cardiac death has often been considered to be equivalent to arrhythmic cardiac arrest. Despite promising results in this field, markers of the autonomic nervous system are still not routinely used in clinical practice, mainly due to the fact that measurement of these markers does not result in evidence-based therapeutic implications. There is still a lack of randomized trials using autonomic markers as pre-defined variables in selecting patients for the studies, which would have yielded results that an intervention reduces the arrhythmic or other endpoint in those with abnormal or impaired autonomic regulation. Hence, at present, the possible use of autonomic assessment in predicting life-threatening arrhythmias is restricted to individual cases at the borders of intervention guidelines.


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