Cardiopulmonary exercise testing (CPET) is ideally suited to quantify exercise tolerance and
evaluate the pathophysiological mechanism (s) of dyspnea and exercise limitation in people …

Pulmonary function tests permit accurate, reproducible assessment of the functional state of
the respiratory system. It is worth emphasizing that pulmonary function tests do not diagnose …

Since its introduction in the clinical practice, body plethysmography has assisted
pneumologists in the diagnosis of respiratory diseases and patients' follow-up, by providing …

Background Expiratory flow limitation (EFL) during tidal breathing and lung hyperinflation
have been identified as major decisive factors for disease status, prognosis and response to …

Background Small airways disease (SAD) is considered pivotal in the pathology of COPD.
There are numerous publications describing physiological and Computed Tomography (CT) …

Key points Impaired pharyngeal anatomy and increased airway collapsibility is a major
cause of obstructive sleep apnoea (OSA) and a mediator of its severity. Upper airway …

Background: Manual chest wall compression (CWC) during expiration is a technique for
removing airway secretions in patients with respiratory disorders. However, there have been …

The complexity of the human respiratory system causes that one of the main methods of
analyzing the dynamic pulmonary phenomena and interpreting experimental results are …

Quantification of expiratory flow limitation during exercise has been demonstrated using
computerized breath-by-breath analysis of the flow-volume curve. One of the parameters …