Results 41 to 50 of about 117,017 (302)

A diffuse lung emphysema, severe pulmonary hypertension and lack of airflow limitation

open access: yesRespiratory Medicine Case Reports, 2017
Pulmonary veno-occlusive disease is characterized by remodeling of pulmonary arteries, capillaries and venules. We report a case of diffuse lung emphysema and pulmonary veno-occlusive disease with the characteristic of having no airflow limitation.
Morgane Faure, MD   +7 more
doaj   +1 more source

Association between Image Characteristics on Chest CT and Severe Pleural Adhesion during Lung Cancer Surgery. [PDF]

open access: yesPLoS ONE, 2016
The aim of this study was to investigate the association between image characteristics on preoperative chest CT and severe pleural adhesion during surgery in lung cancer patients.
Kwang Nam Jin   +6 more
doaj   +1 more source

MRI of the lung (3/3)-current applications and future perspectives [PDF]

open access: yes, 2011
BACKGROUND: MRI of the lung is recommended in a number of clinical indications. Having a non-radiation alternative is particularly attractive in children and young subjects, or pregnant women.
A Hebestreit   +96 more
core   +1 more source

Pulmonary Emphysema Regional Distribution and Extent Assessed by Chest Computed Tomography Is Associated With Pulmonary Function Impairment in Patients With COPD

open access: yesFrontiers in Medicine, 2021
Objective: This study aimed to evaluate how emphysema extent and its regional distribution quantified by chest CT are associated with clinical and functional severity in patients with chronic obstructive pulmonary disease (COPD).Methods/Design: Patients ...
Plácido Gomes   +15 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

4D Mapping of ZIF Biocomposites for High Protein Loading and Tunable Release Profiles

open access: yesAdvanced Functional Materials, EarlyView.
Systematic four‐dimensional mapping of zeolitic imidazolate framework biocomposites reveals how precursor ratios, total concentration, and washing define crystalline phase, protein loading, and release kinetics. This comprehensive study identifies conditions yielding record loading (∼85%) and precise phase–property correlations.
Michael R. Hafner   +12 more
wiley   +1 more source

Combined Pulmonary Fibrosis and Emphysema: Pulmonary Function Testing and a Pathophysiology Perspective

open access: yesMedicina, 2019
Combined pulmonary fibrosis and emphysema (CPFE) has been increasingly recognized over the past 10−15 years as a clinical entity characterized by rather severe imaging and gas exchange abnormalities, but often only mild impairment in spirometric ...
Diana E. Amariei   +6 more
doaj   +1 more source

Impact of emphysema heterogeneity on pulmonary function. [PDF]

open access: yesPLoS ONE, 2014
To investigate the association between emphysema heterogeneity in spatial distribution, pulmonary function and disease severity.We ascertained a dataset of anonymized Computed Tomography (CT) examinations acquired on 565 participants in a COPD study ...
Jieyang Ju   +10 more
doaj   +1 more source

Lung volumes identify an at-risk group in persons with prolonged secondhand tobacco smoke exposure but without overt airflow obstruction. [PDF]

open access: yes, 2018
IntroductionExposure to secondhand smoke (SHS) is associated with occult obstructive lung disease as evident by abnormal airflow indices representing small airway disease despite having preserved spirometry (normal forced expiratory volume in 1 s-to ...
Arjomandi, Mehrdad   +9 more
core   +2 more sources

Validation of the Safe Application of Tokyo Guideline 2018 (TG18) Severity Grading and Treatment Algorithm in Super‐Elderly Patients Aged 85 and Over With Acute Cholecystitis: A Study in the Japanese Tertiary Care Hospital

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
ABSTRACT Background With population aging and extended healthy life expectancy, the management of acute cholecystitis (AC) in patients aged ≥ 85 years has evolved. However, the Tokyo Guidelines 2018 (TG18) for AC provide no specific risk assessment criteria for this population.
Yuta Kobayashi   +9 more
wiley   +1 more source

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