Is lung dilation serious?

The concept of pulmonary dilation does not exist. What is close to this concept is bronchiectasis. The severity of the patient's condition with bronchiectasis is related to the patient's specific condition. Some early bronchiectasis, cough, expectoration, chest distress and other related symptoms are not obvious. only after respiratory tract infection, cough and expectoration are easy to appear. For this situation, the condition is not serious. Normally, only attention should be paid to cold protection and warmth. Prevention of respiratory tract infection can be. But some advanced bronchiectasis, easy to cause respiratory failure, even cor pulmonale and other related situations, the condition is more serious, once combined with respiratory tract infection, easy to cause rapid deterioration of the condition, even showing severe respiratory failure, endangering the patient's life.