Results 41 to 50 of about 125,897 (279)

Cardiovascular autonomic nervous system responses and orthostatic intolerance in astronauts and their relevance in daily medicine

Neurological Sciences, 2022
The harsh environmental conditions during space travel, particularly weightlessness, impose a major burden on the human body including the cardiovascular system. Given its importance in adjusting the cardiovascular system to environmental challenges, the
Jens Jordan, U. Limper, J. Tank
semanticscholar   +1 more source

Fatigue, post-exertional malaise and orthostatic intolerance: a map of Cochrane evidence relevant to rehabilitation for people with post COVID-19 condition

European Journal of Physical and Rehabilitation Medicine, 2022
INTRODUCTION Rehabilitation focuses on impairments, activity limitations and participation restrictions being informed by the underlying health condition.
C. Arienti, Claudio Cordani, S. Lazzarini, M. J. Del Furia, S. Negrini, C. Kiekens   +5 more
semanticscholar   +1 more source

Orthostatic symptoms does not always manifest during tilt-table test in pediatric postural orthostatic tachycardia syndrome patients [PDF]

Korean Journal of Pediatrics, 2013
PurposeChronic day-to-day symptoms of orthostatic intolerance are the most notable features of postural orthostatic tachycardia syndrome (POTS). However, we have encountered patients with such symptoms and excessive tachycardia but with no symptoms ...
Tae-Eon Huh, Jung Sook Yeom, Young-Soo Kim, Hyang-Ok Woo, Ji Sook Park, Eun Sil Park, Ji-Hyun Seo, Jae-Young Lim, Chan-Hoo Park, Ki-Jong Park, Hee-Shang Youn   +10 more
doaj   +1 more source

The prevalence and impact of orthostatic intolerance in young women across the hypermobility spectrum

American Journal of Medical Genetics. Part A, 2022
Orthostatic intolerance (OI) is frequently reported in young women with generalized hypermobility spectrum disorder (G‐HSD) and hypermobile EDS (hEDS).
K. Peebles, Isabella Tan, M. Butlin, Felicity Collins, Louise J Tofts, A. Avolio, V. Pacey   +6 more
semanticscholar   +1 more source

Orthostatic Hypertension in Children: An Update

Frontiers in Pediatrics, 2020
The concept of orthostatic hypertension in children was first proposed in 2012. The pathogenesis is not clear by now. Orthostatic hypertension is one of the important causes of orthostatic intolerance in children and is related to the development of ...
Yang Hu, Yang Hu, Hongfang Jin, Junbao Du, Junbao Du   +4 more
doaj   +1 more source

Frequency of hemodynamic response to orthostatic stress in heart failure with reduced ejection fraction, associations with clinical blood pressure

Российский кардиологический журнал, 2022
Aim. To assess hemodynamic response to active standing test (AST) with beat-to-beat blood pressure (BP) monitoring, their association with office BP and symptoms of orthostatic intolerance in patients with heart failure (HF).Material and methods ...
D. N. Fedorova, A. E. Soloveva, M. Fudim, V. L. Galenko, A. V. Kozlenok, A. V. Berezina, S. V. Villevalde   +6 more
doaj   +1 more source

Phenylephrine alters phase synchronization between cerebral blood velocity and blood pressure in ME/CFS with orthostatic intolerance.

Am J Physiol Regul Integr Comp Physiol
Medow MS, Stewart JM.
europepmc   +3 more sources

Deconditioning does not explain orthostatic intolerance in ME/CFS (myalgic encephalomyelitis/chronic fatigue syndrome)

Journal of Translational Medicine, 2021
Background Orthostatic intolerance (OI) is a frequent finding in individuals with myalgic encephalomyelitis /chronic fatigue syndrome (ME/CFS). Published studies have proposed that deconditioning is an important pathophysiological mechanism in various ...
C. M. V. van Campen, P. Rowe, F. Visser
semanticscholar   +1 more source

Prevalence and patterns of symptoms of dysautonomia in patients with long‐COVID syndrome: A cross‐sectional study

Annals of Clinical and Translational Neurology, 2022
Background The association between autonomic dysfunction and long‐COVID syndrome is established. However, the prevalence and patterns of symptoms of dysautonomia in long‐COVID syndrome in a large population are lacking.
Ahmed M. Eldokla, Aliae A. Mohamed‐Hussein, Ahmed M. Fouad, Mariam G. Abdelnaser, Sara T. Ali, Nahed A. Makhlouf, Islam G. Sayed, Hoda A. Makhlouf, Jaffer Shah, Hani Aiash   +9 more
doaj   +1 more source

Postsynaptic α1-Adrenergic vasoconstriction is impaired in young patients with vasovagal syncope and is corrected by nitric oxide synthase inhibition [PDF]

, 2016
BACKGROUND: Syncope is a sudden transient loss of consciousness and postural tone with spontaneous recovery; the most common form is vasovagal syncope (VVS).
Medow, MS, Merchant, S, Stewart, JM, Suggs, M, Sutton, R, Terilli, C, Visintainer, P   +6 more
core   +1 more source