Results 21 to 30 of about 9,964 (184)

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

Deconditioning in patients with orthostatic intolerance [PDF]

Neurology, 2012
To study the frequency and degree of deconditioning, clinical features, and relationship between deconditioning and autonomic parameters in patients with orthostatic intolerance.We retrospectively studied all patients seen for orthostatic intolerance at Mayo Clinic between January 2006 and June 2011, who underwent both standardized autonomic and ...
Ajay, Parsaik, Thomas G, Allison, Wolfgang, Singer, David M, Sletten, Michael J, Joyner, Eduardo E, Benarroch, Phillip A, Low, Paola, Sandroni   +7 more
openaire   +2 more sources

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

Post-exercise Body Cooling: Skin Blood Flow, Venous Pooling, and Orthostatic Intolerance

Frontiers in Sports and Active Living, 2021
Athletes and certain occupations (e.g., military, firefighters) must navigate unique heat challenges as they perform physical tasks during prolonged heat stress, at times while wearing protective clothing that hinders heat dissipation.
Afton D. Seeley, Afton D. Seeley, Gabrielle E. W. Giersch, Gabrielle E. W. Giersch, Nisha Charkoudian   +4 more
doaj   +1 more source

Pediatric Disorders of Orthostatic Intolerance [PDF]

Pediatrics, 2018
Orthostatic intolerance (OI), having difficulty tolerating an upright posture because of symptoms or signs that abate when returned to supine, is common in pediatrics. For example, ∼40% of people faint during their lives, half of whom faint during adolescence, and the peak age for first faint is 15 years.
Julian M, Stewart, Jeffrey R, Boris, Gisela, Chelimsky, Phillip R, Fischer, John E, Fortunato, Blair P, Grubb, Geoffrey L, Heyer, Imad T, Jarjour, Marvin S, Medow, Mohammed T, Numan, Paolo T, Pianosi, Wolfgang, Singer, Sally, Tarbell, Thomas C, Chelimsky   +13 more
openaire   +2 more sources

Orthostatic Intolerance in Older Persons: Etiology and Countermeasures

Frontiers in Physiology, 2017
Orthostatic challenge produced by upright posture may lead to syncope if the cardiovascular system is unable to maintain adequate brain perfusion. This review outlines orthostatic intolerance related to the aging process, long-term bedrest confinement ...
Nandu Goswami, Andrew P. Blaber, Helmut Hinghofer-Szalkay, Jean-Pierre Montani   +3 more
doaj   +1 more source

Sympathetic dysfunction in vasovagal syncope and the postural orthostatic tachycardia syndrome

Frontiers in Physiology, 2014
Orthostatic intolerance is the inability to tolerate the upright posture and is relieved by recumbence. It most commonly affects young women and has a major impact on quality of life and psychosocial well being.
Elisabeth eLambert, Gavin W Lambert
doaj   +1 more source

Neurological symptoms and comorbidity profile of hospitalized patients with COVID-19

Arquivos de Neuro-Psiquiatria, 2023
Background The neurological manifestations in COVID-19 adversely impact acute illness and post-disease quality of life. Limited data exist regarding the association of neurological symptoms and comorbid individuals.
Renata Carvalho Cremaschi, Carla Alessandra Scorza Bahi, Angelo Amato Vincenzo de Paola, Jaquelina Sonoe Ota Arakaki, Paulo Roberto Abrão Ferreira, Nancy Cristina Junqueira Bellei, Vanderci Borges, Fernando Morgadinho Santos Coelho   +7 more
doaj   +1 more source

Cardiovascular Autonomic Dysfunction Is the Most Common Cause of Syncope in Paced Patients

Frontiers in Cardiovascular Medicine, 2019
Introduction: Syncope and orthostatic intolerance in paced patients constitute a common clinical dilemma. We, thus, aimed to determine the etiology of syncope and/or symptoms of orthostatic intolerance in paced patients.Methods: Among 1,705 patients with
Ekrem Yasa, Ekrem Yasa, Fabrizio Ricci, Fabrizio Ricci, Fabrizio Ricci, Hannes Holm, Hannes Holm, Torbjörn Persson, Olle Melander, Olle Melander, Richard Sutton, Richard Sutton, Artur Fedorowski, Artur Fedorowski, Viktor Hamrefors, Viktor Hamrefors   +15 more
doaj   +1 more source

Ivabradine in the treatment of orthostatic intolerance [PDF]

Europace, 2011
This editorial refers to ‘Single centre experience of ivabradine in postural orthostatic tachycardia syndrome’ by C. McDonald et al ., on page 427. Attention was drawn to postural orthostatic tachycardia syndrome (POTS) in 1993 by Philip Low's team at Mayo Clinic.1 Postural orthostatic tachycardia syndrome has remained difficult to treat despite ...
Richard, Sutton, Tushar, Salukhe
openaire   +2 more sources