Tag Archives: exertion intolerance

Unexplained exertional intolerance associated with impaired systemic oxygen extraction

The researchers reviewed invasive cardiopulmonary test results of 313 patients with unexplained exertional intolerance. The paper focuses mainly on a small subset of patients: “We identified a cohort of patients whose exercise limitation is due only to systemic oxygen extraction, … Continue reading

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Cardiopulmonary exercise test methodology for assessing exertion intolerance in ME/CFS

Cardiopulmonary Exercise Test Methodology for Assessing Exertion Intolerance in ME/CFS by Staci Stevens, Chris Snell, Jared Stevens, Betsy Keller and J Mark VanNess in Frontiers in Pediatrics, 4 September 2018 Background: Concise methodological directions for administration of serial cardiopulmonary exercise testing (CPET) … Continue reading

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