From a physiological standpoint, the lung volumes are either dynamic or static. Both
subclasses are measured at different degrees of inspiration or expiration; however, dynamic …

Idiopathic scoliosis, a common disorder of lateral displacement and rotation of vertebral
bodies during periods of rapid somatic growth, has many effects on respiratory function …

Epidemiologic research has revealed a substantial portion of the general population with
abnormal spirometry results that are characterized by decreased FEV 1 and FVC but a …

There is some evidence that chronic obstructive pulmonary disease (COPD) and metabolic
syndrome may be related, perhaps through systemic inflammation, which is common to both …

Preserved ratio impaired spirometry (PRISm) is defined by reduced FEV1 with a preserved
FEV1/FVC ratio; some individuals with PRISm can also have restrictive ventilatory …

Lung volumes are considered part of a complete pulmonary function test, but their value for
enhancing clinical decision making is unknown. Unlike spirometry and diffusing capacity of …

Introduction Spinal muscular atrophy (SMA) is a neurodegenerative disease caused by a
biallelic mutation of the SMN1 gene, located on the long arm of chromosome 5, and …

Background The reference values for lung function are associated to anatomical and lung
morphology parameters, but anthropometry it is not the only influencing factor: altitude and …

Background The aim of this work is to evaluate changes following rapid maxillary expansion
(RME) on breathing function in two groups of patients: mouth breathers and nasal breathers …

Objectives Paraquat is commonly used worldwide as major herbicide. The objective of this
study was to investigate the association among farmers between occupational paraquat …