Results 61 to 70 of about 187,623 (239)

Effect of emphysema on AI software and human reader performance in lung nodule detection from low-dose chest CT

open access: yesEuropean Radiology Experimental
Background Emphysema influences the appearance of lung tissue in computed tomography (CT). We evaluated whether this affects lung nodule detection by artificial intelligence (AI) and human readers (HR).
Nikos Sourlos   +10 more
doaj   +1 more source

Cannabis and the lung [PDF]

open access: yes, 2010
The use of cannabis is embedded within many societies, mostly used by the young and widely perceived to be safe. Increasing concern regarding the potential for cannabis to cause mental health effects has dominated cannabis research and the potential ...
Macleod, J, Reid, P T, Robertson, Roy
core   +1 more source

Higher body mass index is associated with increased lung stiffness and less airway obstruction in individuals with asthma and fixed airflow obstruction

open access: yesERJ Open Research, 2021
Sandra Rutting   +7 more
doaj   +1 more source

Polarized Helium to Image the Lung [PDF]

open access: yes, 2005
The main findings of the european PHIL project (Polarised Helium to Image the Lung) are reported. State of the art optical pumping techniques for polarising ^3He gas are described. MRI methodological improvements allow dynamical ventilation images with a
Leduc, Michèle, Nacher, Pierre-Jean
core   +4 more sources

A formula for predicting emphysema extent in combined idiopathic pulmonary fibrosis and emphysema

open access: yesRespiratory Research
Background No single pulmonary function test captures the functional effect of emphysema in idiopathic pulmonary fibrosis (IPF). Without experienced radiologists, other methods are needed to determine emphysema extent. Here, we report the development and
Athol U. Wells   +10 more
doaj   +1 more source

Characteristics of phenotypes of elderly patients with asthma

open access: yesAllergology International, 2016
Background: The characteristics of phenotypes of elderly patients with asthma are unknown. The aim of this study was to classify these phenotypes using lung function tests and images from high-resolution computed tomography (HRCT), and to identify ...
Hiroyuki Sano   +6 more
doaj   +1 more source

Prophylactic tracheostomy in aged and poor risk general surgical patients [PDF]

open access: yes, 1959
The most common postoperative complications are those involving respiration, and they are especially dangerous to patients classified as poor risks because of age or other handicaps.
Farrell, JJ, Meyer, WH, Starzl, TE
core   +1 more source

Epidemiology, genetics, and subtyping of preserved ratio impaired spirometry (PRISm) in COPDGene. [PDF]

open access: yes, 2014
BackgroundPreserved Ratio Impaired Spirometry (PRISm), defined as a reduced FEV1 in the setting of a preserved FEV1/FVC ratio, is highly prevalent and is associated with increased respiratory symptoms, systemic inflammation, and mortality.
Beaty, Terri H   +14 more
core   +2 more sources

Gastric emphysema [PDF]

open access: yesHong Kong Medical Journal, 2021
G, Liang   +4 more
openaire   +2 more sources

Matrikines are key regulators in modulating the amplitude of lung inflammation in acute pulmonary infection [PDF]

open access: yes, 2015
Bioactive matrix fragments (matrikines) have been identified in a myriad of disorders, but their impact on the evolution of airway inflammation has not been demonstrated.
Snelgrove, RJ
core   +1 more source

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