Emergency Medicine

Single breath counting can be used to evaluate children with asthma

Single breath counting correlates with pulmonary function test values. Asthma is a chronic disease that affects significant percentage of children. The standard means to measure asthma severity is by spirometry. The forced expiratory volume in the first second obtained by spirometry is the best known parameter for asthma severity assessment. But spirometry may not be available in all emergency rooms to evaluate children presenting with exacerbation of asthma. In adult simple hand held peak...

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