Results 61 to 70 of about 117,017 (302)

Clinical outcomes of radial probe endobronchial ultrasound using a guide sheath for diagnosis of peripheral lung lesions in patients with pulmonary emphysema

open access: yesRespiratory Research, 2019
Background Generally, structural destruction of lung parenchyma, such as pulmonary emphysema, is considered to be related to the low diagnostic yields and high complication rates of lung biopsies of peripheral lung lesions.
Kyu Min Lee   +12 more
doaj   +1 more source

Dose‐dependent association of systemic comorbidities with periodontitis severity: A large population cross‐sectional study

open access: yesJournal of Periodontology, EarlyView.
Abstract Background To examine whether the associations between periodontitis and multiple systemic conditions increase with increasing severity of periodontitis using a multi‐center electronic health record (EHR) repository. Methods A cross‐sectional analysis was conducted using EHR data from 9 dental schools in the United States.
Muhammad H. A. Saleh, Hamoun Sabri
wiley   +1 more source

Combined pulmonary fibrosis and emphysema syndrome: a radiologic perspective

open access: yesMonaldi Archives for Chest Disease, 2015
Chronic obstructive pulmonary disease (that includes emphysema) results in significant morbidity and mortality worldwide. Idiopathic pulmonary fibrosis (IPF) is also a chronic and progressive parenchymal lung disease with an average survival of less than
I.B. Oliva   +3 more
doaj   +1 more source

Impact of Environmental and Seasonal Factors on Spontaneous Pneumomediastinum With and Without Pneumorrhachis

open access: yesThe Kaohsiung Journal of Medical Sciences, EarlyView.
ABSTRACT Spontaneous pneumomediastinum (SPM) with pneumorrhachis is rare but generally benign and self‐limiting. However, the impact of environmental and seasonal factors on SPM remains unclear. This study investigated their association with SPM onset and clinical outcomes.
Yu‐Wei Liu   +5 more
wiley   +1 more source

COPD and cardiovascular disease [PDF]

open access: yes, 2019
COPD is one of the major public health problems in people aged 40 years or above. It is currently the 4th leading cause of death in the world and projected to be the 3rd leading cause of death by 2020.
André, S.   +5 more
core   +3 more sources

Oxymatrine Inhibits Epithelial‐Mesenchymal Transition to Alleviate Airway Remodeling in Chronic Obstructive Pulmonary Disease by Suppressing the TGF‐β1/Smad Pathway

open access: yesThe Kaohsiung Journal of Medical Sciences, EarlyView.
ABSTRACT This study explored the therapeutic efficacy of oxymatrine (OMT, C15H24N2O2) in a murine model of cigarette smoke (CS)‐induced chronic obstructive pulmonary disease (COPD) and elucidated its underlying mechanisms. A COPD model was established in mice through prolonged exposure to CS, followed by intraperitoneal administration of OMT (50 mg/kg)
Shuang Zhou, Ju‐Xiang Zhu, Jing Li
wiley   +1 more source

Pulmonary Vascular Volume by Quantitative CT in Dyspneic Smokers with Minor Emphysema

open access: yesCOPD, 2023
Reduced lung diffusing capacity for carbon monoxide (DLCO) at rest and increased ventilation (⩒E)-carbon dioxide output (⩒CO2) during exercise are frequent findings in dyspneic smokers with largely preserved FEV1.
Amany F. Elbehairy   +7 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

A Low Peripheral Blood CD4/CD8 Ratio Is Associated with Pulmonary Emphysema in HIV. [PDF]

open access: yesPLoS ONE, 2017
The prevalence of emphysema is higher among HIV-infected (HIV+) individuals compared to HIV-uninfected persons. While greater tobacco use contributes, HIV-related effects on immunity likely confer additional risk.
Matthew Triplette   +11 more
doaj   +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

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