pots

https://journals.physiology.org/doi/abs/10.1152/ajpregu.00071.2024 Research Article Phenylephrine Alters Phase Synchronization between Cerebral Blood Velocity and Blood Pressure in Chronic Fatigue Syndrome with Orthostatic Intolerance Marvin S. Medow* and Julian M. Stewart 29 APR...

The Role of Heparin in Postural Orthostatic Tachycardia Syndrome and Other Post-Acute Sequelae of COVID-19 Gómez-Moyano, Elisabeth; Pavón-Morón, Javier; Rodríguez-Capitán, Jorge; Bardán-Rebollar, Daniel; Ramos-Carrera, Teresa; Villalobos-Sánchez, Aurora; Pérez de Pedro, Iván; Ruiz-García...

Autoimmunity in Syndromes of Orthostatic Intolerance: An Updated Review Pena, Clarissa; Moustafa, Abdelmoniem; Mohamed, Abdel-Rhman; Grubb, Blair Orthostatic intolerance is a broad term that represents a spectrum of dysautonomic disorders, including postural orthostatic tachycardia syndrome...

Impact of COVID-19 infection on baseline autonomic symptoms in patients with preexisting postural tachycardia syndrome and orthostatic intolerance: A retrospective study Abstract Background Postural orthostatic tachycardia syndrome (POTS) and dysautonomia following a SARS-CoV-2 infection have...

Abstract Postural orthostatic tachycardia syndrome (POTS) presents heterogeneously and is diagnosed when appropriate symptoms are present in conjunction with a heart rate increase of at least 30 beats-per-minute upon standing without orthostatic hypotension. Much of the current understanding...

Gut microbiota composition is altered in postural orthostatic tachycardia syndrome and post-acute COVID-19 syndrome Hamrefors, Viktor; Kahn, Fredrik; Holmqvist, Madlene; Carlson, Katherine; Varjus, Roosa; Gudjonsson, Alexander; Fedorowski, Artur; Ohlsson, Bodil Postural Orthostatic Tachycardia...

Abstract Objective: This study assesses response to intravenous immunoglobulin (IVIG) in presumed autoimmune postural orthostatic tachycardia syndrome (POTS). Background: POTS may be associated with autoimmune disorders, serum autoantibodies, or recent infection. Uncontrolled case studies...

Post-COVID dysautonomias: what we know and mainly what we don’t know Goldstein, David S. Following on from the COVID-19 pandemic is another worldwide public health challenge that is referred to variously as long COVID, post-COVID syndrome or post-acute sequelae of SARS-CoV-2 infection (PASC)...

Long-term Effects of COVID-19 on the Cardiopulmonary System in Adults and Children: Current Status and Questions to be Resolved by the NIH RECOVER Initiative Franz Rischard; Natasha Altman; Jacqueline Szmuszkovicz; Frank Sciurba; Erika Berman-Rosenzweig; Simon Lee; Sankaran Krishnan; Ngan...

Preprint now published. See post #6 https://www.medrxiv.org/content/10.1101/2023.12.18.23299958v1 Prevalence of orthostatic intolerance in Long Covid clinic patients – A multicentre observational study Cassie Lee1(0009-0004-9449-0932) Darren C Greenwood2, Harsha Master3, Kumaran...

Cardiac Origins of the Postural Orthostatic Tachycardia Syndrome Fu; VanGundy; Galbreath; Shibata; Jain; Hastings; Bhella; Levine Objectives The purpose of this study was to test the hypothesis that a small heart coupled with reduced blood volume contributes to the postural orthostatic...

Renin-Aldosterone Paradox and Perturbed Blood Volume Regulation Underlying Postural Tachycardia Syndrome Satish R. Raj; Italo Biaggioni; Paula C. Yamhure; Bonnie K. Black; Sachin Y. Paranjape; Daniel W. Byrne; David Robertson Background Patients with postural tachycardia syndrome (POTS)...

Dysautonomia, but Not Cardiac Dysfunction, Is Common in a Cohort of Individuals with Long COVID Tabacof, Laura; Wood, Jamie; Breyman, Erica; Tosto-Mancuso, Jenna; Kelly, Amanda; Wilkey, Kaitlyn; Zhang, Chi; Putrino, David; Kontorovich, Amy Despite the prevalence of dysautonomia in people with...

Full title: Validation of symptom measures in patients under investigation for postural orthostatic tachycardia syndrome (POTS): The Orthostatic Grading Scale (OGS) and the Symptom Screen for Small-fiber Polyneuropathy (SSS) Highlights More standardized symptom reporting is needed in Postural...

Autonomic Manifestations of Long-COVID Syndrome Hira, Rashmin; Karalasingham, Kavithra; Baker, Jacquie R.; Raj, Satish R. Purpose of Review Long-COVID is a novel condition emerging from the COVID-19 pandemic. Long-COVID is characterized by symptoms commonly seen in autonomic disorders including...

https://www.nationalgeographic.com/premium/article/pots-exercise-harm-fatigue-long-covid

Influence of end-tidal CO2 on cerebral blood flow during orthostatic stress in controls and adults with myalgic encephalomyelitis/chronic fatigue syndrome C. (Linda) M. C. van Campen; Peter C. Rowe; Freek W. A. Verheugt; Frans C. Visser Brain perfusion is sensitive to changes in CO2 levels (CO2...

The Long-COVID autonomic syndrome in hospitalized patients: A one-year prospective cohort study Stefano Rigo; Franca Barbic; Kareem Khalaf; Andrea Bisoglio; Margherita Pani; Maura Minonzio; Luca Rinaldi; Michele Ciccarelli; Maria Grazia Bordoni; Paolo Verzeletti; Fabio Badilini; Stefanos...

Full title: Semi-supervised exercise training program more effective for individuals with postural orthostatic tachycardia syndrome in randomized controlled trial Abstract Purpose Exercise like any medication requires the correct dose; to be effective the appropriate frequency, duration, and...

Venous insufficiency and acrocyanosis in long COVID: dysautonomia A 33-year-old man was referred to our specialist clinic with a 6-month history of a rapid purple discolouration of his legs on standing; he reported that his legs would progressively feel heavy, tingly, itchy, and become dusky in...