When visiting the allergy department, doctors often prescribe pulmonary function tests for children with asthma, but many parents are still new to this test item. Today we will talk about pulmonary function~

What is a lung function test?

Pulmonary function test is one of the necessary tests for respiratory diseases. It is for early detection of lung and airway disease, assessing the severity and prognosis of the disease, evaluating the efficacy of drugs or other treatments, identifying the cause of dyspnea, and diagnosing the diseased location, Evaluation of lung function tolerance to surgery and monitoring of critically ill patients has important guiding significance.

What are the tests for lung function?

Mainly include: lung ventilation function test, airway resistance test, infant lung function test, bronchial provocation test, etc.

Which children need lung function tests?

Pulmonary function tests can be used for clinical evaluation of the degree, type, treatment effect and disease development of lung function damage in children with respiratory diseases. Such as recurrent cough or wheezing; cough lasting for more than 2-3 weeks, antibiotic treatment is ineffective; repeated "cold" develops to the lower respiratory tract, lasting more than 10 days; acute onset of cough and dyspnea; early identification of children with asthma and disease assessment is even more important.

Pulmonary function tests can assess the feasibility of surgery and predict the occurrence of postoperative complications. There are other diseases, and lung function indicators can be used to monitor the development and recovery of related diseases.

How often do children with asthma do lung function?

For children who visit for the first time, lung function testing is required to confirm the diagnosis. For children diagnosed with asthma, after the condition is stable, lung function assessment should be done every 3 months, and the specific situation should still be followed by doctor's advice. Pulmonary function test is an objective basis for evaluating the degree of asthma control and whether to increase or decrease the amount of medicine. Doctors can also use the condition of lung function to find problems in time and correct the medications of children in time, which will help children get the best control.

Can all children do lung function?

Since lung function testing requires the cooperation of the child, it is very related to age. For children over 3 years old, IOS (Impulse Oscillation) can be used, and for children over 4 years old, ventilation function and airway resistance can be tested. Generally, children over the age of 6 can better cooperate in completing pulmonary function tests such as pulmonary ventilation and ventilation function tests, bronchial provocation tests, bronchial dilation tests, and exhaled nitric oxide. Pulmonary function tests for infants under 3 years old need to be sedated and can only be performed with special equipment and equipment.

With the advice of doctors, our medical oxygen concentrator can be helpful for our children recure.