Overview of Spirometry and the Use of Its Parameters for Asthma Monitoring in Children

Asthma is the most common chronic pulmonary disease in world, affecting more than three hundred million people from different races and age groups. Childhood asthma considered one of main causes increased healthcare expenditures, particularly developing countries. Spirometry essential commonly used lung function test. It mainly for evaluation to obtain reliable data detection diseases, such as asthma, well monitoring health. The two spirometry parameters, peak expiratory flow rate (PEFR) forced volume second (FEV1), are effective diagnosis management patients with asthma. However, FEV1 preferred it a accurate parameter compared PEFR recognition bronchoconstriction. In children FEV1. was discovered that decrease associated an increase severity.