Results 41 to 50 of about 139,613 (197)

Other Syndromes of Orthostatic Intolerance: Delayed Orthostatic Hypotension, Postprandial Hypotension, Postural Orthostatic Tachycardia Syndrome, and Reflex Syncope

open access: yes, 2020
Apart from classical orthostatic hypotension, the gravitational force may strongly contribute to other forms of orthostatic intolerance, delayed and postprandial OH, postural orthostatic tachycardia syndrome (POTS), and reflex syncope. In delayed OH, the
Hamrefors, Viktor   +9 more
core   +1 more source

Postural Orthostatic Tachycardia Syndrome as a Manifestation of Post-COVID-19 Syndrome

open access: yesРациональная фармакотерапия в кардиологии, 2022
The pandemic of coronavirus infection, the complex and insufficiently studied mechanisms of which cause disorders in the functions of many organs and systems of the body, has led to the emergence of new problems that are far from being resolved ...
E. L. Trisvetova
doaj   +1 more source

Autoimmune postural orthostatic tachycardia syndrome

open access: yesAnnals of Clinical and Translational Neurology, 2018
AbstractThe aim of this study was to evaluate the association between postural orthostatic tachycardia syndrome (POTS) and circulating antiganglionic acetylcholine receptor (gAChR) antibodies. We reviewed clinical assessments of Japanese patients with POTS, and determined the presence of gAChR antibodies in serum samples from those patients. Luciferase
Watari, Mari   +11 more
openaire   +2 more sources

Orthostatic Changes in Hemodynamics and Cardiovascular Biomarkers in Dysautonomic Patients. [PDF]

open access: yesPLoS ONE, 2015
Impaired autonomic control of postural homeostasis results in orthostatic intolerance. However, the role of neurohormones in orthostatic intolerance has not been explained.Six-hundred-and-seventy-one patients (299 males; 55 ± 22 years) with unexplained ...
David Nilsson   +5 more
doaj   +1 more source

Postural orthostatic tachycardia syndrome: insights into pathogenesis and treatment [PDF]

open access: yes, 2021
Postural orthostatic tachycardia syndrome (POTS) is a form of chronic dysautonomia, most commonly seen in women of child-bearing age and often associated with reduced quality of life.
Robertson, N. P.   +3 more
core   +1 more source

Orthostatic intolerance in chronic fatigue syndrome

open access: yesJournal of Translational Medicine, 2019
Background Orthostatic intolerance (OI) is a significant problem for those with chronic fatigue syndrome (CFS). We aimed to characterize orthostatic intolerance in CFS and to study the effects of exercise on OI.
Richard Garner, James N. Baraniuk
doaj   +1 more source

Reversible postural orthostatic tachycardia syndrome

open access: yesWorld Journal of Clinical Cases, 2015
Postural orthostatic tachycardia syndrome (POTS) is a relatively rare syndrome recognised since 1940. It is a heterogenous condition with orthostatic intolerance due to dysautonomia and is characterised by rise in heart rate above 30 bpm from base line or to more than 120 bpm within 5-10 min of standing with or without change in blood pressure which ...
Aza, Abdulla, Thirumagal, Rajeevan
openaire   +2 more sources

A Case of Postural Orthostatic Tachycardia Syndrome on the Acute Medical Unit

open access: yes, 2009
We describe a case of postural orthostatic tachycardia syndrome (POTS) in a young female, presenting several weeks after neurosurgery, to the Medical Admissions Unit.
Cooper, Nicola, Heaps, Tom
core   +4 more sources

Analysis of adenylate cyclase activity in Japanese children with orthostatic dysregulation.

open access: yesPLoS ONE
The aim of the study was to clarify the cause of orthostatic dysregulation in Japanese children by analyzing fluctuations in adenylate cyclase activity.
Nobuyoshi Sugiyama   +9 more
doaj   +1 more source

Postural Orthostatic Tachycardia Syndrome (POTS)

open access: yesJournal of Arrhythmia, 2011
Postural orthostatic tachycardia syndrome (POTS) is defined as the development of orthostatic symptoms associated with a rapid (within 10 minutes) increase in heart rate by more than 30 beats per minute or to a heart rate that exceeds 120 beats per ...
Koichi Mizumaki, MD PhD
doaj   +1 more source

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