Results 91 to 100 of about 264,403 (188)

Postural tachycardia syndrome: current perspectives

open access: yesVascular Health and Risk Management, 2017
Rachel Wells,1,2 Andrew J Spurrier,3 Dominik Linz,1 Celine Gallagher,1 Rajiv Mahajan,1 Prashanthan Sanders,1 Amanda Page,4 Dennis H Lau1 1Centre for Heart Rhythm Disorders, South Australian Health and Medical Research Institute, University of Adelaide ...
Wells R   +7 more
doaj  

Autonomic Testing in Functional Gastrointestinal Disorders: Implications of Reproducible Gastrointestinal Complaints during Tilt Table Testing

open access: yesGastroenterology Research and Practice, 2009
Background: The pathophysiology of functional abdominal pain (FAP) is unknown. The upright portion of a tilt table test triggers typical symptoms in certain children. Aim: To compare the pathophysiology and treatment response of children with FAP whose
Shaista Safder   +3 more
doaj   +1 more source

Multi-epoch Near-Infrared Interferometry of the Spatially Resolved Disk Around the Be Star Zeta Tau

open access: yes, 2010
We present interferometric observations of the Be star Zeta Tau obtained using the MIRC beam combiner at the CHARA Array. We resolved the disk during four epochs in 2007-2009.
Berio   +45 more
core   +2 more sources

Recommendations for tilt table testing and other provocative cardiovascular autonomic tests in conditions that may cause transient loss of consciousness : Consensus statement of the European Federation of Autonomic Societies (EFAS) endorsed by the American Autonomic Society (AAS) and the European Academy of Neurology (EAN) [PDF]

open access: hybrid, 2021
Roland D. Thijs   +14 more
openalex   +1 more source

Subband Engineering Even-Denominator Quantum Hall States

open access: yes, 2010
Proposed even-denominator fractional quantum Hall effect (FQHE) states suggest the possibility of excitations with non-Abelian braid statistics. Recent experiments on wide square quantum wells observe even-denominator FQHE even under electrostatic tilt ...
B. I. Halperin   +5 more
core   +1 more source

COMPARISON OF HEART RATE VARIABILITY IN NEGATIVE AND POSITIVE RESPONDERS TO ACTIVE PHASE OF HEAD-UP TILT TEST

open access: yesPakistan Armed Forces Medical Journal, 2018
Objective: To compare heart rate variability in negative and positive responders to active phase of head-up tilt test. Study Design:Cross-sectional comparative study.
Sara Naeem   +3 more
doaj  

Cardiac and Musculoskeletal Responses to the Effects of Passive and Active Tilt Test in Healthy Subjects

open access: yesArquivos Brasileiros de Cardiologia
Background: Maintenance of orthostatism requires the interaction of autonomic and muscle responses for an efficient postural control, to minimize body motion and facilitate venous return in a common type of syncope called neurocardiogenic syncope (NCS ...
Rogerio Ferreira Liporaci   +5 more
doaj   +1 more source

Orthostatic-induced Hypotension Attenuates Cold Pressor Pain Perception

open access: yes, 2010
In recent years, numerous studies have established a connection between blood pressure and nocioception. While this connection is well documented in the literature, its underlying physiological mechanisms have yet to be elucidated.
Drury, Daniel G., Wonders, Karen Y.
core  

P-259 The effect of head-upright tilt table testing on QT dispersion [PDF]

open access: bronze, 2003
Gülcan Abalı   +10 more
openalex   +1 more source

Tilt table testing, methodology and practical insights for the clinic [PDF]

open access: hybrid, 2023
Steven van Zanten   +4 more
openalex   +1 more source

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