Bronchiectasis is an irreversible pathologic dilatation or ectasia of the bronchi due to repeated airway infection and inflammation.
It enhances susceptibility to bronchial infection and increases inflammatory reaction which causes further lung damage.
Classic symptoms of of bronchiectasis are cough with chronic sputum production along with recurring infective exacerbations and hemoptysis.
The use of e-cigarettes changes the innate defence protein profiles in airway secretions, a new study has shown. These changes may lead to questions about e-cigarettes as the supposed healthier alternative to smoking.
Investigators from The University of Hong Kong (HKU) recently identified a mutation in H7N9 virus which causes the virus to possess a higher ability to infect humans while maintaining its ability to circulate effectively in poultry.