Lung disease is a collective term for a variety of respiratory diseases. Localized symptoms of the respiratory system commonly include coughing, coughing up sputum, hemoptysis, dyspnea and chest pain in different lung diseases.
1. Cough: chronic inflammation stimulates the airway causing reflex cough, for the body’s defense response to remove harmful substances in the airway.
2. Coughing up sputum: under the stimulation of pathogens, physical and chemical factors, the bronchial mucosal secretion increases, causing coughing up sputum, without acute infection to white foamy sputum.
3. Hemoptysis: blood in sputum or fresh blood.
4. Dyspnea: Dyspnea caused by different diseases has its own characteristics, for example, chronic progressive dyspnea often occurs in chronic obstructive pulmonary disease, while asthma is characterized by episodic dyspnea.
5. Chest pain: trauma, inflammation, tumor and so on may cause chest pain, pleurisy, lung inflammation, tumor and lung infarction are the most common causes of chest pain caused by respiratory diseases.
In addition, sometimes systemic symptoms will occur, such as lung infection will cause fever, fatigue, lethargy, loss of appetite and so on.
The above symptoms are not specific and can be seen in a wide range of diseases and need to be analyzed on a case-by-case basis. The occurrence of the above symptoms should be timely medical treatment, so as to avoid delays in diagnosis and treatment, resulting in adverse consequences.