oxygen extraction

  1. SNT Gatchaman

    Preprint Preload insufficiency as common denominator of exertional dyspnoea in distinct post-COVID phenotypes, 2025, Oruqaj et al.

    Preload insufficiency as common denominator of exertional dyspnoea in distinct post-COVID phenotypes G Oruqaj; K Lo; K Krüger; P Bauer; L Laufer; K Milger; C Tabeling; I Pink; Z Rako; N Kremer; S Yildiz; J Behr; M Hecker; M Kaya; S Kuhnert; HH Krämer-Best; U Matt; S Herold; S Oberwinkler; J...
  2. SNT Gatchaman

    Abnormal Coronary Vascular Response in Patients with [Long COVID] – a Case-Control Study Using Oxygenation-Sensitive [Cardiac MRI], 2025, Weberling+

    Abnormal Coronary Vascular Response in Patients with Long COVID Syndrome – a Case-Control Study Using Oxygenation-Sensitive Cardiovascular Magnetic Resonance Weberling; Hillier; Friedrich; Zahlten; Frey; André; Steen BACKGROUND Following the world-wide COVID-19 pandemic, many patients reported...
    • SNT Gatchaman
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    • cardiac cardiovascular chronotropic incompetence coronary arteries endothelium mri myocardium oxygen extraction
    • Replies: 9
    • Forum: Long Covid research
  3. SNT Gatchaman

    Oxygen uptake kinetics during postexercise recovery are impaired in long COVID-19 patients: a cross-sectional study, 2025, Zamorano-Vargas et al.

    Oxygen uptake kinetics during postexercise recovery are impaired in long COVID-19 patients: a cross-sectional study Zamorano-Vargas; Izquierdo; Ramírez-Vélez No abstract. Link (Revista Española de Cardiología (English Edition)) [Paywall]
  4. SNT Gatchaman

    The effect of COVID-19 on cardiovascular function and exercise tolerance in healthy middle-age and older individuals, 2025, Russell+

    The effect of COVID-19 on cardiovascular function and exercise tolerance in healthy middle-age and older individuals Sophie L. Russell; Nduka C. Okwose; Mushidur Rahman; Ben J Lee; Gordon McGregor; Stuart M. Raleigh; Hardip Sandhu; Laura C. Roden; Prithwish Banerjee; Djordje G. Jakovljevic AIMS...
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    • anaerobic metabolism cardiac function cardiovascular cpet exercise exercise intolerance exercise physiology oxygen extraction thrombomodulin
    • Replies: 3
    • Forum: Long Covid research
  5. SNT Gatchaman

    Elevated cerebral oxygen extraction in patients with post-COVID conditions, 2024, Liu et al.

    Elevated cerebral oxygen extraction in patients with post-COVID conditions Peiying Liu; Thomas Ernst; Huajun Liang; Dengrong Jiang; Eric Cunningham; Meghann Ryan; Hanzhang Lu; Shyamasundaran Kottilil; Linda Chang OBJECTIVES Dysfunction of cerebral microcirculation due to SARS-CoV-2 infection...
  6. SNT Gatchaman

    Compensatory increase in oxygen extraction fraction is associated with age-related cerebrovascular disease, 2025, McFadden et al.

    Compensatory increase in oxygen extraction fraction is associated with age-related cerebrovascular disease McFadden; Matthews; Scott; Herholz; Dickie; Haroon; Sparasci; Ahmed; Kyrtata; Parker; Emsley; Handley; Lohezic; Parkes Cerebrovascular disease is an important contributor to dementia with...
  7. SNT Gatchaman

    The metabolic and physiologic impairments underlying long COVID associated exercise intolerance, 2024, Leitner, Singh et al.

    The metabolic and physiologic impairments underlying long COVID associated exercise intolerance Brooks P. Leitner; Phillip Joseph; Andres Figueroa Quast; Maria Alejandra Ramirez; Paul M. Heerdt; Jose G. Villalobos; Inderjit Singh Data from invasive CPET (iCPET) revealed long COVID patients have...
  8. Mij

    Understanding Exercise (in)tolerance in Sickle Cell Disease: Impacts of Hemolysis and Exercise Training on Skeletal Muscle Oxygen Delivery,2024, Irwin

    Abstract Sickle cell disease (SCD) is characterized by central (cardiac) and peripheral vascular dysfunctions, significantly diminishing exercise capacity and quality of life. While central cardiopulmonary abnormalities in SCD are known to reduce exercise capacity and quality of life; the impact...
  9. SNT Gatchaman

    SARS-CoV-2 infection decreases cardiorespiratory fitness and time-trial performance even two months after returning to regular training, 2024, Deng+

    SARS-CoV-2 infection decreases cardiorespiratory fitness and time-trial performance even two months after returning to regular training — Insights from a longitudinal case series of well-trained kayak athletes Deng; Yin; Chen; Deng; Wang; Li; Lyu; Zhang; Zhu; Hu; Nassis; Li OBJECTIVES The aims...
  10. SNT Gatchaman

    Altered brain perfusion and oxygen levels relate to sleepiness and attention in post-COVID syndrome, 2024, Chien et al.

    Altered brain perfusion and oxygen levels relate to sleepiness and attention in post-COVID syndrome Claudia Chien; Josephine Heine; Ahmed Khalil; Lars Schlenker; Tim J. Hartung; Fabian Boesl; Katia Schwichtenberg; Rebekka Rust; Judith Bellmann-Strobl; Christiana Franke; Friedemann Paul; Carsten...
  11. SNT Gatchaman

    Persisting exercise ventilatory inefficiency in subjects recovering from COVID-19. Longitudinal data analysis 34 months post-discharge, 2024, Dorelli+

    Persisting exercise ventilatory inefficiency in subjects recovering from COVID-19. Longitudinal data analysis 34 months post-discharge Dorelli, Gianluigi; Sartori, Giulia; Fasoli, Giulia; Ridella, Nicolò; Bianchini, Nicola; Braggio, Michele; Ferrari, Marcello; Venturelli, Massimo; Carbonare...
  12. SNT Gatchaman

    Muscle Haemodynamics and Oxygen Saturation during Exercise and Recovery in Chronic Fatigue Syndrome Patients, 2018, Singh et al.

    Muscle Haemodynamics and Oxygen Saturation during Exercise and Recovery in Chronic Fatigue Syndrome Patients Jyotpal Singh, Andy D. Roberts, Michael F. Harrison, Nina H. Leavins, James C. Croll, Bharath Krishnan, Patrick Neary INTRODUCTION Controversy exists in the literature whether or not...
  13. SNT Gatchaman

    Red Blood Cell Adenylate Energetics Is Related to Endothelial and Microvascular Function in Long COVID, 2024, Romanowska-Kocejko et al.

    Red Blood Cell Adenylate Energetics Is Related to Endothelial and Microvascular Function in Long COVID Romanowska-Kocejko, Marzena; Jędrzejewska, Agata; Braczko, Alicja; Stawarska, Klaudia; Król, Oliwia; Frańczak, Marika; Harasim, Gabriela; Smoleński, Ryszard T.; Hellmann, Marcin; Kutryb-Zając...
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    • adma adp atp endothelial dysfunction microvascular dysfunction nitric oxide oxygen oxygen extraction rbc sdma
    • Replies: 0
    • Forum: Long Covid research
  14. SNT Gatchaman

    Brain Frontal-Lobe Misery Perfusion in COVID-19 ICU Survivors: An MRI Pilot Study, 2024, Song et al.

    Brain Frontal-Lobe Misery Perfusion in COVID-19 ICU Survivors: An MRI Pilot Study Song, Jie; Khanduja, Shivalika; Rando, Hannah; Shi, Wen; Hazel, Kaisha; Pottanat, George Paul; Jones, Ebony; Xu, Cuimei; Hu, Zhiyi; Lin, Doris; Yasar, Sevil; Lu, Hanzhang; Cho, Sung-Min; Jiang, Dengrong Post-acute...
    • SNT Gatchaman
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    • brain cerebral blood flow intensive care long covid microcirculation mri oxygen extraction
    • Replies: 1
    • Forum: Long Covid research
  15. SNT Gatchaman

    Preprint Reduced Oxygen Extraction Fraction in Deep Cerebral Veins Associated with Cognitive Impairment in Multiple Sclerosis, 2024, Sawan et al.

    Reduced Oxygen Extraction Fraction in Deep Cerebral Veins Associated with Cognitive Impairment in Multiple Sclerosis Hasan Sawan; Chenyang Li; Sagar Buch; Evanthia Bernitsas; Ewart Mark Haacke; Yulin Ge; Yongsheng Chen Studying the relationship between cerebral oxygen utilization and cognitive...
  16. rvallee

    Differential Cardiopulmonary Hemodynamic Phenotypes in PASC Related Exercise Intolerance, 2023, Singh et al

    Differential Cardiopulmonary Hemodynamic Phenotypes in PASC Related Exercise Intolerance https://openres.ersjournals.com/content/early/2023/12/07/23120541.00714-2023 Background Post-acute sequelae of COVID-19 (PASC) affects a significant portion of patients who have previously contracted...
    • rvallee
    • Thread
    • cpet exertion intolerance icpet long covid mitochondrial dysfunction muscle oxygen extraction
    • Replies: 8
    • Forum: Long Covid research
  17. SNT Gatchaman

    Impaired oxygen delivery to muscle in chronic fatigue syndrome, 1999, McCully and Natelson

    Impaired oxygen delivery to muscle in chronic fatigue syndrome McCully, Kevin K.; Natelson, Benjamin H. The purpose of this study was to determine if chronic fatigue syndrome (CFS) is associated with reduced oxygen delivery to muscles. Patients with CFS according to CDC (Center for Disease...
    • SNT Gatchaman
    • Thread
    • mr spectroscopy mri muscles nirs oxygen oxygen diffusion oxygen extraction study idea
    • Replies: 1
    • Forum: ME/CFS research
  18. SNT Gatchaman

    Maximal oxidative capacity during exercise is associated with muscle power output in patients with [long Covid], 2023, Ramírez-Vélez et al.

    Maximal oxidative capacity during exercise is associated with muscle power output in patients with long coronavirus disease 2019 COVID-19 syndrome. A moderation analysis Robinson Ramírez-Vélez; Sergio Oscoz-Ochandorena; Yesenia García-Alonso; Nora García-Alonso; Gaizka Legarra-Gorgoñon; Julio...
    • SNT Gatchaman
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    • cpet fat oxidation long covid mitochondria mitochondrial dysfunction muscle muscle weakness oxygen extraction
    • Replies: 1
    • Forum: Long Covid research
  19. J

    Advancing ME/CFS Research: Identifying Targets for Intervention and Learning from Long COVID Dec. 12-13, 2023

    Can anyone find an agenda for this meeting? https://web.cvent.com/event/efc45a4d-bcc1-4832-b537-8905ae828077/summary
  20. SNT Gatchaman

    Proof of concept non-invasive estimation of peripheral venous oxygen saturation, 2017, Khan et al.

    Proof of concept non-invasive estimation of peripheral venous oxygen saturation Khan, Musabbir; Pretty, Chris G.; Amies, Alexander C.; Balmer, Joel; Banna, Houda E.; Shaw, Geoffrey M.; Geoffrey Chase, J. Pulse oximeters continuously monitor arterial oxygen saturation. Continuous monitoring of...
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