This document reviews 1) the measurement properties of commonly used exercise tests in
patients with chronic respiratory diseases and 2) published studies on their utilty and/or …

Background: Optoelectronic plethysmography (OEP) is a non-invasive motion capture
method to measure chest wall movements and estimate lung volumes. Objectives: To …

No doubt dynamic hyperinflation and lack of oxidative capacity of skeletal muscles are
important causes of exercise limitation in COPD. O'Donnell and Webb and Debigaré and …

Paradoxical inward displacement of the costal margin during inspiration is observed in many
chronic obstructive pulmonary disease patients at rest but its importance is unclear. The …

Rationale: Adults born very to extremely preterm, with or without bronchopulmonary
dysplasia (BPD), have obstructive lung disease, but it is unknown whether this results in …

This review examines 18 studies published≥ 30 yrs ago. They show that the earliest
manifestation of chronic obstructive pulmonary disease (COPD) is an increase in residual …

The within-breath change in reactance (Δ X̄ rs) measured by forced oscillation technique
(FOT) at 5 Hz reliably detects expiratory flow limitation in chronic obstructive pulmonary …

Background: Optoelectronic plethysmography (OEP) is an innovative method of indirect
measurement of pulmonary ventilation, capable of breath-by-breath, three-dimensional, real …

The major limitation to exercise performance in patients with chronic lung diseases is an
issue of great importance since identifying the factors that prevent these patients from …

Exercise intolerance is a key element in the pathophysiology and course of Chronic
Obstructive Pulmonary Disease (COPD). As such, evaluating exercise tolerance has …