Background: Spirometry is the most common pulmonary function test. It is widely used in the
assessment of lung function to provide objective information used in the diagnosis of lung …

Chronic obstructive pulmonary disease (COPD) is the third leading cause of death
worldwide. COPD, however, is a heterogeneous collection of diseases with differing causes …

Background: The American Thoracic Society committee on Proficiency Standards for
Pulmonary Function Laboratories has recognized the need for a standardized reporting …

Rationale: The relationship between clinical phenotype of childhood primary ciliary
dyskinesia (PCD) and ultrastructural defects and genotype is poorly defined. Objectives: To …

Rationale: Implementation of intervention strategies to prevent lung damage in early cystic
fibrosis (CF) requires objective outcome measures that capture and track lung disease …

Rationale: There is growing concern that post–tuberculosis disease (TB) sequelae and
morbidity are substantial, but no studies have controlled for preexisting factors before …

Inert gas washout was first described more than 60 years ago and 2 principal tests have
been developed from it: the single breath and multiple breath washout (MBW) techniques …

Objective To investigate the efficacy and safety of 4 antipseudomonal treatments in children
with cystic fibrosis with recently acquired Pseudomonas aeruginosa infection. Design …

Background Effects of prenatal and postnatal exposure to air pollution on lung function at
preschool age remain unexplored. We examined the association of exposure to air pollution …

Rationale: Developmental patterns of lung function during childhood may have major
implications for our understanding of the pathogenesis of respiratory disease throughout life …