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114 results

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Page 1
Noninvasive Vagus Nerve Stimulation in Postural Tachycardia Syndrome: A Randomized Clinical Trial.
Stavrakis S, Chakraborty P, Farhat K, Whyte S, Morris L, Abideen Asad ZU, Karfonta B, Anjum J, Matlock HG, Cai X, Yu X. Stavrakis S, et al. JACC Clin Electrophysiol. 2024 Feb;10(2):346-355. doi: 10.1016/j.jacep.2023.10.015. Epub 2023 Nov 22. JACC Clin Electrophysiol. 2024. PMID: 37999672 Free PMC article. Clinical Trial.
Postural tachycardia was assessed during the baseline and 2-month visit. Heart rate variability based on 5-minute electrocardiogram, serum cytokines, and antiautonomic autoantibodies were measured at the respective time points. ...Heart rate …
Postural tachycardia was assessed during the baseline and 2-month visit. Heart rate variability based on 5-minute elect …
Dysautonomia: A Forgotten Condition - Part 1.
Rocha EA, Mehta N, Távora-Mehta MZP, Roncari CF, Cidrão AAL, Elias Neto J. Rocha EA, et al. Arq Bras Cardiol. 2021 Apr;116(4):814-835. doi: 10.36660/abc.20200420. Arq Bras Cardiol. 2021. PMID: 33886735 Free PMC article. English, Portuguese.
Postural orthostatic tachycardia syndrome (POTS), another form of presentation of dysautonomic syndromes, is characterized by sustained elevation of heart rate (HR) 30 bpm ( 40 bpm if <20 years) or HR 120 bpm, in the first 10 minutes in an orthostatic po …
Postural orthostatic tachycardia syndrome (POTS), another form of presentation of dysautonomic syndromes, is characterized by sustain …
Resting heart rate variability as a diagnostic marker of cardiovascular dysautonomia in postural tachycardia syndrome.
Inbaraj G, Udupa K, Vasuki PP, Nalini A, Sathyaprabha TN. Inbaraj G, et al. J Basic Clin Physiol Pharmacol. 2022 Nov 11;34(1):103-109. doi: 10.1515/jbcpp-2022-0069. eCollection 2023 Jan 1. J Basic Clin Physiol Pharmacol. 2022. PMID: 36367272
Heart rate variability (HRV) is the most reliable and objective tool for assessing autonomic dysfunction severity. ...RESULTS: The resting heart rate of patients with POTS was significantly higher than that of healthy controls. ...
Heart rate variability (HRV) is the most reliable and objective tool for assessing autonomic dysfunction severity. ...R …
Heart Rate Variability in Head-Up Tilt Tests in Adolescent Postural Tachycardia Syndrome Patients.
Orjatsalo M, Alakuijala A, Partinen M. Orjatsalo M, et al. Front Neurosci. 2020 Aug 11;14:725. doi: 10.3389/fnins.2020.00725. eCollection 2020. Front Neurosci. 2020. PMID: 32848537 Free PMC article.
Introduction: Postural tachycardia syndrome (POTS) is a suspected dysautonomia with symptoms of orthostatic intolerance and abnormally increased heart rate while standing. ...We compared heart rate variability with high- and low-frequency …
Introduction: Postural tachycardia syndrome (POTS) is a suspected dysautonomia with symptoms of orthostatic intolerance and abnormall …
Heart rate variability as a marker of cardiovascular dysautonomia in post-COVID-19 syndrome using artificial intelligence.
Shah B, Kunal S, Bansal A, Jain J, Poundrik S, Shetty MK, Batra V, Chaturvedi V, Yusuf J, Mukhopadhyay S, Tyagi S, Meenahalli Palleda G, Gupta A, Gupta MD. Shah B, et al. Indian Pacing Electrophysiol J. 2022 Mar-Apr;22(2):70-76. doi: 10.1016/j.ipej.2022.01.004. Epub 2022 Jan 29. Indian Pacing Electrophysiol J. 2022. PMID: 35101582 Free PMC article.
We aim to determine the prevalence of cardiovascular dysautonomia in post COVID-19 patients and to evaluate an Artificial Intelligence (AI) model to identify time domain heart rate variability (HRV) measures most suitable for short term ECG in these subjects. …
We aim to determine the prevalence of cardiovascular dysautonomia in post COVID-19 patients and to evaluate an Artificial Intelligence (AI) …
Heart rate and heart rate variability comparison between postural orthostatic tachycardia syndrome versus healthy participants; a systematic review and meta-analysis.
Swai J, Hu Z, Zhao X, Rugambwa T, Ming G. Swai J, et al. BMC Cardiovasc Disord. 2019 Dec 30;19(1):320. doi: 10.1186/s12872-019-01298-y. BMC Cardiovasc Disord. 2019. PMID: 31888497 Free PMC article.
BACKGROUND: A number of published literature has reported that, physiologically, heart rate variability (HRV) in patients with postural orthostatic tachycardia syndrome (POTS) to be greatly confounded by age, sex, race, physical fitness, and circadian …
BACKGROUND: A number of published literature has reported that, physiologically, heart rate variability (HRV) in patien …
Diagnostic Value of Diurnal Variability of Orthostatic Heart Rate Increment in Children and Adolescents With POTS.
Cai H, Wang S, Zou R, Li F, Zhang J, Wang Y, Xu Y, Wang C. Cai H, et al. Front Pediatr. 2021 May 13;9:644461. doi: 10.3389/fped.2021.644461. eCollection 2021. Front Pediatr. 2021. PMID: 34055686 Free PMC article.
Objectives: This study aims to investigate the diurnal variability of heart rate (HR) increment after standing (deltaHR) in pediatric postural tachycardia syndrome (POTS) and explore appropriate cutoff values of deltaHR at different times for the PO …
Objectives: This study aims to investigate the diurnal variability of heart rate (HR) increment after standing (deltaHR …
Heart Rate Variability Predicts Therapeutic Response to Metoprolol in Children With Postural Tachycardia Syndrome.
Wang Y, Zhang C, Chen S, Liu P, Wang Y, Tang C, Jin H, Du J. Wang Y, et al. Front Neurosci. 2019 Nov 12;13:1214. doi: 10.3389/fnins.2019.01214. eCollection 2019. Front Neurosci. 2019. PMID: 31780890 Free PMC article.
PURPOSE: To improve the metoprolol therapeutic effectiveness, we aimed to explore whether baseline heart rate variability (HRV) indicators before metoprolol treatment were useful for predicting its efficacy for postural tachycardia syndrome (POTS). ... …
PURPOSE: To improve the metoprolol therapeutic effectiveness, we aimed to explore whether baseline heart rate variability …
Frequency Domain Indices of Heart Rate Variability are Useful for Differentiating Vasovagal Syncope and Postural Tachycardia Syndrome in Children.
Wang Y, Zhang C, Chen S, Li X, Jin H, Du J. Wang Y, et al. J Pediatr. 2019 Apr;207:59-63. doi: 10.1016/j.jpeds.2018.11.054. Epub 2019 Jan 7. J Pediatr. 2019. PMID: 30626483
OBJECTIVE: To explore the value of frequency domain indices of heart rate variability (HRV) in the differential diagnosis between pediatric vasovagal syncope and postural tachycardia syndrome (POTS). ...Holter electrocardiography was used to detect HRV …
OBJECTIVE: To explore the value of frequency domain indices of heart rate variability (HRV) in the differential diagnos …
Use of an allostatic neurotechnology by adolescents with postural orthostatic tachycardia syndrome (POTS) is associated with improvements in heart rate variability and changes in temporal lobe electrical activity.
Fortunato JE, Tegeler CL, Gerdes L, Lee SW, Pajewski NM, Franco ME, Cook JF, Shaltout HA, Tegeler CH. Fortunato JE, et al. Exp Brain Res. 2016 Mar;234(3):791-8. doi: 10.1007/s00221-015-4499-y. Epub 2015 Dec 8. Exp Brain Res. 2016. PMID: 26645307 Free PMC article. Clinical Trial.
Autonomic dysregulation and heterogeneous symptoms characterize postural orthostatic tachycardia syndrome (POTS). This study evaluated the effect of high-resolution, relational, resonance-based, electroencephalic mirroring (HIRREM( )), a noninvasive, allostatic neurotechno …
Autonomic dysregulation and heterogeneous symptoms characterize postural orthostatic tachycardia syndrome (POTS). This study evaluate …
114 results