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Characterization of the autonomic system during the cyclic alternating pattern of sleep

J. S. Gonzalez-Salazar, A. Alba, M. O. Mendez, J. M. Luna-Rivera, L. Parrino, A. Grassi, M. Terzano, G. Milioli
2014 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society  
Evaluation of the RR variability was carried out during the Cyclic Alternating Pattern (CAP) in sleep.  ...  However, the relation of A-phases with other systems, such as cardiovascular system, is unclear and a deep analysis is required.  ...  Characterization of the autonomic system during the cyclic alternating pattern of sleep The sleep stages (hypnogram) and CAP A-phases were scored by sleep experts according to EEG inspection [1, 5] .  ... 
doi:10.1109/embc.2014.6944452 pmid:25570820 dblp:conf/embc/Gonzalez-Salazar14 fatcat:em3or3ec2zdk5fs5o6uvetegri

Does diabetic neuropathy affect cyclic alternating pattern rates in patients with obstructive sleep apnea syndrome?
Diyabetik nöropati obstrüktif uyku apne sendromlu olgularda siklik alternan patern oranlarını etkiler mi?

Asiye KANBAY, Handan İNÖNÜ KÖSEOĞLU, Oğuz KÖKTÜRK
2015 Turkish Journal of Tuberculosis & Thorax  
Cyclic alternating pattern (CAP) which is an important marker of unstable sleep is recently defined as a metrics of sleep physiology.  ...  Does diabetic neuropathy Does diabetic neuropathy affect cyclic alternating pattern rates in patients with obstructive sleep apnea syndrome?  ...  Cyclic alternating pattern (CAP) which is an important marker of unstable sleep is recently defined as a metrics of sleep physiology.  ... 
doi:10.5578/tt.9612 pmid:26963315 fatcat:jpldz3yc55gy5i3zy3lul5kdja

The nature of arousal in sleep

Peter Halasz, Mario Terzano, Liborio Parrino, Robert Bodizs
2004 Journal of Sleep Research  
In this perspective, arousals shape the individual course of night sleep as a variation of the sleep program. k e y w o r d s micro-arousal, NREM sleep, K-complex, cyclic alternating pattern (CAP)  ...  during the last third of sleep.  ...  Figure 1 . 1 Example of a cyclic alternating pattern (CAP) sequence (top) and non-CAP (bottom) in stage 2 NREM sleep.  ... 
doi:10.1111/j.1365-2869.2004.00388.x pmid:14996030 fatcat:2gtqdwqlrjhwzkgjj6afivopc4

Sympathovagal balance changes in sleep breathing disorders

V Patruno
2014 Shortness of Breath  
by cyclic non-obstructive breathing patterns.  ...  The autonomic nervous system (ANS) plays a leading role in controlling visceral functions and it is well known that the increase of sympathetic activity underlies most of cardiovascular diseases such as  ...  breathing syndrome, the latter two both characterized by cyclic non-obstructive breathing patterns.  ... 
doi:10.11138/sob/2014.3.1.036 fatcat:onzxeqlrwfazlkaxhgnxz5qhue

Brainstem Sparing in Human Prion Disease: Sleep and Autonomic Function in a Long Survival Case Report

Alessandro Pincherle, Eleonora Tobaldini
2016 Journal of Sleep Disorders and Therapy  
The prion diseases are characterized by sleep disruption, with FFI typically characterized also by severe autonomic dysfunction and sympathetic hyperactivity.  ...  We also observed a normal autonomic physiological response to orthostatic challenge and normal dynamic autonomic modulation during wake and sleep.  ...  Acknowledgement The work was supported by the Italian Ministry of Health, by the Italian Ministry of Education, Universities and Research (PRIN 2008HC7XR8_002).  ... 
doi:10.4172/2167-0277.1000236 fatcat:wrikmdxvfjd7xggl57nwbuyrre

Heart Rate Variability in Sleep-Related Migraine without Aura

Catello Vollono, Valentina Gnoni, Elisa Testani, Serena Dittoni, Anna Losurdo, Salvatore Colicchio, Chiara Di Blasi, Salvatore Mazza, Benedetto Farina, Giacomo Della Marca
2013 Journal of Clinical Sleep Medicine (JCSM)  
This reduction occurs in parallel with the decrease of NREM sleep instability measured with cyclic alternating pattern.  ...  No differences in sleep macrostructure were observed; cyclic alternating pattern (CAP) time and CAP rate were lower in migraineurs than in controls.  ...  WASO, wake after sleep onset; CAP, cyclic alternating pattern; SD, standard deviation.  ... 
doi:10.5664/jcsm.2846 pmid:23853566 pmcid:PMC3671337 fatcat:mi6csxhjsfgaffwszhmkurybvi

Oscillatory Breathing Patterns During Wakefulness in Patients With Chronic Heart Failure

Piotr Ponikowski, Stefan D. Anker, Tuan Peng Chua, Darrel Francis, Waldemar Banasiak, Phillip A. Poole-Wilson, Andrew J. S. Coats, Massimo Piepoli
1999 Circulation  
Conclusions-An oscillatory breathing pattern during the daytime is a marker of impaired autonomic regulation and poor outcome.  ...  We have prospectively characterized patients with cyclical breathing in terms of clinical characteristics, indices of autonomic control, prognosis, and the role of peripheral chemosensitivity.  ...  et al 4 found that CSR during the daytime but not during sleep had an important prognostic value.  ... 
doi:10.1161/01.cir.100.24.2418 pmid:10595954 fatcat:bjsdzsylyjc4lhh4tzlhatb7k4

Clonidine Has a Paradoxical Effect on Cyclic Arousal and Sleep Bruxism during NREM Sleep

Maria Clotilde Carra, Guido M. Macaluso, Pierre H. Rompré, Nelly Huynh, Liborio Parrino, Mario Giovanni Terzano, Gilles J. Lavigne
2010 Sleep  
This study investigates the effect of clonidine on the cyclic alternating pattern (CAP) in order to explore the role of cyclic arousal fluctuation in RMMA/SB.  ...  CAP is composed of electrocortical events that can be visually scored as patterns of sleep periods under arousal pressure during NREM. 16-18 CAP displays a 20-40 s cyclic pattern characterized by arousal-related  ...  Table 1 - 1 CAP variables during placebo and clonidine nights Data are presented as mean ± SEM. CAP refers to cyclic alternating pattern.  ... 
doi:10.1093/sleep/33.12.1711 pmid:21120152 pmcid:PMC2982742 fatcat:wwja5kpaebdpbmxbxmhofcq2am

Relation between heart beat fluctuations and cyclic alternating pattern during sleep in insomnia patients

R. de Leon-Lomeli, J. S. Murguia, I. Chouvarda, M. O. Mendez, E. Gonzalez-Galvan, A. Alba, G. Milioli, A. Grassi, M. G. Terzano, L. Parrino
2014 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society  
Furthermore, the structure of electroencephalographic Aphases, which builds up the Cyclic Alternating Pattern during sleep, is related to the insomnia events.  ...  Therefore, the relationship between these brain activations (A-phases) and the autonomic nervous system would be of interest, revealing the interplay of central and autonomic activity during insomnia.  ...  Previous studies showed that insomnia has a relationship with CAP (Cyclic Alternating Pattern) [3] .  ... 
doi:10.1109/embc.2014.6944067 pmid:25570435 dblp:conf/embc/Leon-LomeliMCMG14 fatcat:du2ifkicmbfftm25tyhi2mlzx4

Automatic Detection of the Cyclic Alternating Pattern of Sleep and Diagnosis of Sleep-Related Pathologies Based on Cardiopulmonary Resonance Indices

Jiajia Cui, Zhipei Huang, Jiankang Wu
2022 Sensors  
The cyclic alternating pattern is the periodic electroencephalogram activity occurring during non-rapid eye movement sleep.  ...  In terms of the cyclic alternating pattern, the average recognition rate of A-phase reaches 84.7% on the CAP Sleep Database of 108 cases of people.  ...  Acknowledgments: The authors would like to thank the doctors of China-Japan Friendship Hospital for their carefully interpretation.  ... 
doi:10.3390/s22062225 pmid:35336396 pmcid:PMC8952285 fatcat:nxvdwtboejayndk3apcivcfyqa

Idiopathic Central Sleep Apnea Presenting as Cheyne-Stokes Breathing

Kyung-Hun Kang, Sun-Young Kim, Sung-Pa Park, Ho-Won Lee
2010 Journal of Korean Sleep Research Society  
We describe the rare case of idiopathic central sleep apnea presenting as CSB pattern.  ...  Further evaluation including magnetic resonance imaging of the brain could not find any cause of this sleep-disordered breathing.  ...  Cheyne-Stokes breathing (CSB) is characterized by a cyclic fluctuation in breathing with periods of central apneas or hypopneas alternating with periods of hyperpneas in a gradual waxing and waning fashion  ... 
doi:10.13078/jksrs.10011 fatcat:5yifx3dvovdclfjkmm67eg57vu

Association between restless leg syndrom and slow coronary flow

Ismail Erden, Emine Cakcak Erden, Hacer Durmus, Hakan Tibilli, Mustafa Tabakci, Mehmet Emin Kalkan, Yasin Turker, Mustafa Akcakoyun
2014 Anadolu Kardiyoloji Dergisi/The Anatolian Journal of Cardiology  
Objective: Restless legs syndrome (RLS) is a common sleep disorder in which patients feel unpleasent leg sensations and urge to move the legs during rest, especially at night, and symptoms are improved  ...  RLS is considered to be probable if the participant has answered "yes" for all three of the above questions, and has a frequency of ≥5 times/month.  ...  Conflict of interest: None declared. Peer-review: Externally peer-reviewed.  ... 
doi:10.5152/akd.2014.5068 pmid:25036324 fatcat:tu7nrq73qnarjfrpxngfc4d5aa

Modulations of Heart Rate, ECG, and Cardio-Respiratory Coupling Observed in Polysomnography

Thomas Penzel, Jan W. Kantelhardt, Ronny P. Bartsch, Maik Riedl, Jan F. Kraemer, Niels Wessel, Carmen Garcia, Martin Glos, Ingo Fietze, Christoph Schöbel
2016 Frontiers in Physiology  
In healthy adults, the autonomous nervous system is regulated in totally different ways during wakefulness, slow-wave sleep, and REM sleep.  ...  Analysis of beat-to-beat heart-rate variations with statistical methods enables us to estimate sleep stages based on the differences in autonomic nervous system regulation.  ...  AUTHOR CONTRIBUTIONS All authors equally contributed to write the review. The figures were prepared by different authors listed and using their specific algorithms.  ... 
doi:10.3389/fphys.2016.00460 pmid:27826247 pmcid:PMC5078504 fatcat:nxf5im7erfas5aevksxutvqgpq

What Does Brain Damage Tell us about the Mechanisms of Sleep?

B M Evans
2002 Journal of the Royal Society of Medicine  
Much is now known about the factors that influence the timing of sleep onset, such as the circadian rhythm and the length of time since a previous sleep 1 .  ...  Less is known about the nerve fibres and cells involved in transferring the function of the brain and the body from a state of wakefulness to sleep and back again at least every twenty-four hours.  ...  3 )-a process often referred to as the cyclical alternating pattern.  ... 
doi:10.1177/014107680209501204 pmid:12461144 pmcid:PMC1279284 fatcat:2gos4rubkfhtbnvpm42bvokhmu

Baroreflex Buffering of Sympathetic Activation During Sleep: Evidence From Autonomic Assessment of Sleep Macroarchitecture and Microarchitecture

F. Iellamo, F. Placidi, M. G. Marciani, A. Romigi, M. Tombini, S. Aquilani, M. Massaro, A. Galante, J. M. Legramante
2004 Hypertension  
We examined the effects of sleep microstructure, ie, the cyclic alternating pattern (CAP), on heart rate (HR)and blood pressure (BP)-regulating mechanisms and on baroreflex control of HR in healthy humans  ...  Even during sleep stages, like non-REM sleep, characterized by an overall vagal predominance, phases of sustained sympathetic activation do occur that resemble that occurring during REM.  ...  Acknowledgments This study was supported in part by Ministero Dell'Università e Dell Ricerca Scientifica e Tecnologica (COFIN 2003, ex quota 40%) and by the Agenzia Spaziale Italiana (grant ASI-I/R/062  ... 
doi:10.1161/01.hyp.0000121364.74439.6a pmid:14981054 fatcat:hjjfkexrljffznugq43nzo66zm
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