What is Dyspnea
Causes of Dyspnea:
Difficulty breathing is the subjective The feeling of insufficient air or labored breathing, and objectively, the patient breathes hard, and it can be seen that the respiratory accessory muscles are involved in the breathing movement. In severe cases, orthopnea or even cyanosis may occur. The specific reasons are as follows:
1) Airway obstruction: bronchial asthma, chronic obstructive pulmonary emphysema, inflammation, edema, tumor or foreign body caused by larynx, trachea and bronchial stenosis or obstruction;
2) Pulmonary diseases: such as pneumonia, lung abscess, pulmonary edema, pulmonary fibrosis, atelectasis, pulmonary embolism, etc.;
3) Thoracic diseases: such as severe thoracic deformity, pneumothorax, Massive pleural effusion and chest trauma, etc.;
4) Neuromuscular diseases: such as poliomyelitis involving the cervical spinal cord, myasthenia gravis involving respiratory muscles, etc.;
5) Diaphragmatic movement Obstacles: such as diaphragmatic paralysis, high degree of intestinal effusion, massive ascites, large abdominal tumor and late pregnancy.
2. Circulatory system diseases: heart failure and pericardial effusion caused by various reasons.
3. Poisoning: such as uremia, diabetic ketoacidosis, morphine poisoning and carbon monoxide poisoning.
4. Blood diseases: such as severe anemia, methemoglobinemia and sulfhemoglobinemia.
5. Neuropsychological factors: such as traumatic brain injury, cerebral hemorrhage, brain tumor, brain and meningeal inflammation caused by respiratory center dysfunction, and dyspnea caused by mental factors, such as hysteria.
I hereby remind everyone that chest tightness, wheezing, and dyspnea are mainly symptoms of respiratory diseases, and are routine and common reactions to respiratory diseases. If these symptoms are present, it is usually a sign of chronic respiratory disease. It is recommended to go to the outpatient department for examination and targeted treatment.
