What symptom is infantile cough?

summary

Cough is a kind of defensive reflex movement, which can prevent foreign body inhalation, prevent the accumulation of bronchial secretions, remove secretions and avoid secondary respiratory tract infection. Cough can be caused by acute or chronic inflammation of respiratory tract. According to the course of disease can be divided into acute cough, subacute cough and chronic cough. Let's talk about the symptoms of infant cough

What symptom is infantile cough?

1. Cough is accompanied by other symptoms or signs that can indicate specific etiology, that is, cough is one of the symptoms of these clearly diagnosed diseases. For example, cough with dyspnea, prolonged expiratory phase or wheezing sound in auscultation often indicate intrathoracic airway lesions, such as bronchitis, asthma, congenital airway dysplasia (such as tracheobronchial malacia), etc; Patients with shortness of breath, hypoxia or cyanosis indicate pulmonary inflammation; The patients with growth disorder and clubbing fingers (toes) often indicate severe chronic lung disease and congenital heart disease; Patients with purulent sputum indicate pulmonary inflammation and bronchiectasis; Hemoptysis is associated with severe pulmonary infection, pulmonary vascular disease, pulmonary hemosiderosis or bronchiectasis

2. Refers to the cough as the main or only manifestation, chest X-ray film no abnormal chronic cough. At present, clinical chronic cough mainly refers to this kind of cough, also known as "narrow sense of chronic cough". The causes of nonspecific cough in children have the characteristics of age. Careful systematic evaluation, detailed history inquiry and physical examination are needed. Chest X-ray examination is needed for these children, and pulmonary ventilation function examination is needed for those with appropriate age.

3. Detailed medical history, as far as possible to find out the cause of chronic cough, including physical, chemical, biological causes, which plays an important role in etiological diagnosis. Pay attention to the nature of cough, such as dog barking, goose chirping, intermittent or paroxysmal, and pay attention to the aggravating factors and accompanying symptoms of cough. The patients with chronic cough and sputum should pay attention to bronchiectasis and underlying diseases such as cystic fibrosis and immunodeficiency. Physical examination of lung and heart, whether there is nail bed cyanosis, clubbing fingers, etc. Pay attention to evaluate the growth and development, respiratory rate, thoracic deformity and so on

matters needing attention

The treatment principle of children's chronic cough is to identify the cause and treat it according to the cause. If the cause is unknown, empirical symptomatic treatment can be carried out in order to achieve effective control; If cough does not relieve after treatment, it should be reevaluated. Antitussive drugs should not be used in infants.