Results 51 to 60 of about 35,906 (244)

More Relaxation by Deep Breath on Methacholine- Than on Exercise-Induced bronchoconstriction during the Routine Testing of Asthmatic Children

open access: yesFrontiers in Physiology, 2017
Deep inspiration (DI) dilates normal airway precontracted with methacholine. The fact that this effect is diminished or absent in asthma could be explained by the presence of bronchial inflammation.
Iulia Ioan   +17 more
doaj   +1 more source

Exercise-Induced Bronchoconstriction in Children

open access: yesFrontiers in Medicine, 2022
Exercise-induced bronchoconstriction (EIB) is a transient airflow obstruction, typically 5–15 min after physical activity. The pathophysiology of EIB is related to the thermal and osmotic changes of the bronchial mucosa, which cause the release of ...
Angela Klain   +5 more
doaj   +1 more source

Beta‐blockers in patients with heart failure with reduced ejection fraction and concomitant chronic obstructive pulmonary disease: Cardiovascular and respiratory outcomes

open access: yesEuropean Journal of Heart Failure, EarlyView.
In total, 5084 patients from Swedish registries with both heart failure (HF) with reduced ejection fraction (HFrEF) and chronic obstructive pulmonary disease (COPD) were included. Confounding was handled by overlap weighting based on propensity scores for beta‐blocker use. Patients were followed up for 5 years, or until death, emigration from Sweden or
Benedikt N. Beer   +17 more
wiley   +1 more source

Loss of bronchoprotection to Salbutamol during sputum induction with hypertonic saline: implications for asthma therapy

open access: yesAllergy, Asthma & Clinical Immunology, 2018
Background Sputum induction with hypertonic saline in obstructive airway diseases is generally safe. However, saline induces bronchoconstriction in some patients despite pre-medication with Salbutamol. Our objectives were to investigate the predictors of
Hongyu Wang   +4 more
doaj   +1 more source

When manual disimpaction isn't enough: Case report and review of neostigmine's role in refractory constipation management

open access: yesJPGN Reports, EarlyView.
ABSTRACT Severe refractory constipation can lead to fecal retention requiring hospitalization, nasogastric cleanout, or manual disimpaction, and in some cases, surgery. Neostigmine, a reversible acetylcholinesterase inhibitor, is commonly used for pseudo‐obstruction but rarely for refractory constipation. Here, we report a 21‐year‐old male with chronic
Mojdeh Mostafavi   +2 more
wiley   +1 more source

Ventilation defect formation in healthy and asthma subjects is determined by lung inflation. [PDF]

open access: yesPLoS ONE, 2012
Imaging studies have demonstrated that ventilation during bronchoconstriction in subjects with asthma is patchy with large ventilation defective areas (Vdefs).
R Scott Harris   +5 more
doaj   +1 more source

Acute effects of inspiratory pressure threshold loading upon airway resistance in people with asthma [PDF]

open access: yes, 2009
This is the post-print version of the final paper published in Respiratory Physiology & Neurobiology. The published article is available from the link below.
How, Stephen C   +2 more
core   +1 more source

Polyphenolic Activation of Basophils Explains Alcohol Hypersensitivity in AERD

open access: yesThe Laryngoscope, EarlyView.
The mechanism behind alcohol sensitivity in AERD has not been previously characterized. This study demonstrates the activation of basophils in patients with CRSwNP and AERD by polyphenolic compounds, but not ethanol. Since these compounds can be found in alcoholic beverages in similar frequencies by which they trigger symptoms, this research provides a
Spencer C. Payne   +3 more
wiley   +1 more source

Regular treatment with formoterol for chronic asthma: serious adverse events [PDF]

open access: yes, 2012
Epidemiological evidence has suggested a link between beta(2)-agonists and increases in asthma mortality. There has been much debate about possible causal links for this association, and whether regular (daily) long-acting beta2-agonists are safe ...
Altman   +17 more
core   +1 more source

Complementary Predictors for Asthma Attack Prediction in Children: Salivary Microbiome, Serum Inflammatory Mediators, and Past Attack History

open access: yesAllergy, EarlyView.
In this two‐phase study, school‐aged children were classified as at risk or no‐risk based on severe attacks during one‐year follow‐up. Four types of prediction models were developed. Salivary bacteria and serum inflammatory markers, while informative alone, complement past asthma attacks in predicting future attack risk.
Shahriyar Shahbazi Khamas   +59 more
wiley   +1 more source

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