Results 21 to 30 of about 1,141,544 (200)

Our experience in the diagnosis and treatment of postural orthostatic tachycardia syndrome, vasovagal syncope, and inappropriate sinus tachycardia in children

open access: yesTürk Kardiyoloji Derneği Arşivi, 2017
Objectives: The aim of this study was to share our experience in the diagnosis and treatment of patients who presented at our clinic with syncope, pre-syncope, dizziness, and palpitations.
Sezen Ugan Atik   +3 more
doaj   +1 more source

Vasovagal fainting: Deconditioning an autonomic syndrome

open access: yesPsychosomatics, 1982
(continued) Regardless of its cause, fainting results from a complex series of physiologic interactions. Wright and asso­ ciates l reviewed the most frequently encountered types of fainting, one of which is particularly associated with an imbalance within the autonomic nervous system.
H H, Babcock, D H, Powell
openaire   +2 more sources

Differentiating Between Postural Tachycardia Syndrome and Vasovagal Syncope [PDF]

open access: yesPediatrics, 2017
* Abbreviations: HUT — : head-up tilt POTS — : postural orthostatic tachycardia syndrome VVS — : vasovagal syncope Postural orthostatic tachycardia syndrome (POTS) is a clinical entity characterized by orthostatic intolerance that includes an increase in heart rate of at least 30 bpm when one changes from a supine to an
Jeffrey B, Anderson, Martha W, Willis
openaire   +2 more sources

Entropy Measures in the Assessment of Heart Rate Variability in Patients with Cardiodepressive Vasovagal Syncope

open access: yesEntropy, 2015
Sample entropy (SampEn) was reported to be useful in the assessment of the complexity of heart rate dynamics. Permutation entropy (PermEn) is a new measure based on the concept of order and was previously shown to be accurate for short, non-stationary ...
Beata Graff   +7 more
doaj   +1 more source

Poincaré Plot Is Useful for Distinguishing Vasovagal Syncope From Postural Tachycardia Syndrome in Children

open access: yesFrontiers in Pediatrics, 2022
ObjectivesTo explore the role of the Poincaré plot derived from a 24-hour Holter recording in distinguishing vasovagal syncope (VVS) from postural tachycardia syndrome (POTS) in pediatric patients.Materials and MethodsPediatric patients with VVS or POTS,
Piaoliu Yuan   +8 more
doaj   +1 more source

Permanent pacing for cardioinhibitory malignant vasovagal syndrome. [PDF]

open access: yesHeart, 1994
To evaluate the effect of permanent pacing in cardioinhibitory malignant vasovagal syndrome.37 patients with permanent pacemakers for cardioinhibitory malignant vasovagal syndrome. All presented with syncope (median six episodes, median frequency two episodes a year) and after conventional investigation and invasive electrophysiological assessment they
M E, Petersen   +5 more
openaire   +2 more sources

Usefulness of Midodrine for the Control of Recurrent Vasovagal Syncope: Does the Evidence Recommend it?

open access: yes, 2023
Introducción: El síncope vasovagal es la principal causa de pérdida transitoria de la conciencia, y es un motivo de consulta cada vez más frecuente en pediatría y medicina del adulto.
Picón-Jaimes, Yelson Alejandro   +8 more
core   +4 more sources

Transfer Information Assessment in Diagnosis of Vasovagal Syncope Using Transfer Entropy

open access: yesEntropy, 2019
The paper presents an application of Transfer Entropy (TE) to the analysis of information transfer between biosignals (heart rate expressed as R-R intervals (RRI), blood pressure (sBP, dBP) and stroke volume (SV)) measured during head up tilt testing ...
Katarzyna Buszko   +4 more
doaj   +1 more source

Entropy Measures in Analysis of Head up Tilt Test Outcome for Diagnosing Vasovagal Syncope

open access: yesEntropy, 2018
The paper presents possible applications of entropy measures in analysis of biosignals recorded during head up tilt testing (HUTT) in patients with suspected vasovagal syndrome.
Katarzyna Buszko   +4 more
doaj   +1 more source

Comparison of cortisol levels in patients with vasovagal syncope and postural tachycardia syndrome

open access: yesPakistan Journal of Medical Sciences, 2021
Objectives: To compare the levels of cortisol in patients of vasovagal syncope (VVS) and postural tachycardia syndrome (POTS). Methods: A cross-sectional analytical study was conducted at Islamic International Medical College, Rawalpindi and Electrophysiology Department at (AFIC).
Khan, Humaira Fayyaz   +3 more
openaire   +3 more sources

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