Asthma is a chronic inflammatory disorder of the airways. Inflammation causes recurrent episodes of wheezing, breathlessness, chest tightness, and coughing particularly at night and early morning.
Asthma can be classified by severity depending on how well the symptoms respond to treatment. Severe asthma refers to asthma that does not respond well to regular asthma treatments, such as inhaled corticosteroids and inhaled bronchodilator medications.
Hospital treatment of acute severe asthma relies on pressurized metered dose inhalers (MDIs) and/or nebulizers for delivery of bronchodilators and anti-inflammatory agents.
Disappearance of nebulized clouds during inspiration and cloud increase on expiration are signs . . .
Please Subscribe to continue reading
