Dysfunctional breathing diagnosed by cardiopulmonary exercise testing in 'long COVID' patients with persistent dyspnoea.
Isabelle FrésardLéon GenecandMarco AltarelliGrégoire GexPetrut VremaroiuAndreea Vremaroiu-ComanDavid LawiPierre-Olivier BridevauxPublished in: BMJ open respiratory research (2022)
Our findings suggest that DB without hyperventilation could be an important pathophysiological mechanism of disabling dyspnoea in younger outpatients following SARS-CoV-2 infection, which appears to be a feature of COVID-19 not described in other viral diseases.