Background Patients with chronic obstructive pulmonary disease (COPD) are highly
susceptible from respiratory exacerbations from viral respiratory tract infections. However, it …

The clinical course and outcome of COVID-19 are highly variable, ranging from
asymptomatic infections to severe disease and death. Understanding the risk factors of …

Background Coronavirus disease 2019 (COVID-19), the most hectic pandemic of the era, is
increasing exponentially and taking thousands of lives worldwide. This study aimed to …

Coronavirus disease 2019 (COVID-19) is a respiratory and systemic illness that may
progress to severe hypoxemia needing some form of ventilatory support in as many as 15 …

Background Inhaled corticosteroids are important in the management of chronic obstructive
pulmonary disease (COPD), but can slightly increase the risk of pneumonia in patients with …

Rationale: Some studies have shown a beneficial effect of corticosteroids in patients with
community-acquired pneumonia (CAP), possibly by diminishing local and systemic …

Rationale: Lung dysbiosis promotes airway inflammation and decreased local immunity,
potentially playing a role in the pathogenesis of acute exacerbations of chronic obstructive …

The pathology of human influenza has been studied most intensively during the three
pandemics of the last century, the last of which occurred in 1968. It is important to revisit this …

Background Recent studies have suggested a possible association between pneumonia
and the use of inhaled corticosteroids. We aimed to ascertain the risk of pneumonia with …

Context Recent studies of inhaled corticosteroid (ICS) therapy for managing stable chronic
obstructive pulmonary disease (COPD) have yielded conflicting results regarding survival …