Recently,“Technical standards for respiratory oscillometry” was published, which reviewed
the physiological basis of oscillometric measures and detailed the technical factors related …

The hypothesis that the small conducting airways were the major site of obstruction to airflow
in normal lungs was introduced by Rohrer in 1915 and prevailed until Weibel introduced a …

Oscillometry (also known as the forced oscillation technique) measures the mechanical
properties of the respiratory system (upper and intrathoracic airways, lung tissue and chest …

In obese people, the presence of adipose tissue around the rib cage and abdomen and in
the visceral cavity loads the chest wall and reduces functional residual capacity (FRC). The …

Measuring lung function is an important component in the decision making process for
patients with obstructive airways disease (OAD). Not only does it help in arriving at a specific …

The small airways are defined as those less than 2 mm in diameter. They are a major site of
pathology in many lung diseases, not least chronic obstructive pulmonary disease (COPD) …

Rationale: The developed world is currently facing an epidemic of obesity. With the
increased prevalence of obesity has come the recognition that obesity is a risk factor for …

Chronic obstructive pulmonary disease (COPD) management remains challenging due to
the high heterogeneity of clinical symptoms and the complex pathophysiological basis of the …

Fashions in ideas, like clothes, come and go. From approximately 1950–1980, physiological
research was seen as the key discipline in understanding lung disease and was at the …

175 years have elapsed since John Hutchinson introduced the world to his version of an
apparatus that had been in development for nearly two centuries, the spirometer. Though he …