Pulmonary function examination is one of the necessary examinations for respiratory diseases. It has important guiding significance for early detection of lung and airway diseases, evaluation of disease severity and prognosis, evaluation of the efficacy of drugs or other treatment methods, and identification of the causes of dyspnea. Pulmonary function test is generally very safe.
(a) Pulmonary function test is not the patent of adults
Generally, children over 5 years old can cooperate in pulmonary ventilation function test, bronchial provocation test, bronchial relaxation test and other pulmonary function tests. For some children with good cooperation, the age can also be appropriately extended to 4 years old. The pulmonary function test of infants under 3 years old requires special instruments and equipment.
——This article is excerpted from the book "Baby Does Not Cough and Breathes Well" authorized by China Light Industry Press
