Bronchiectasis of the lower lobe of the right lung with infection is generally serious and may lead to lung infection and obstructive emphysema if left untreated. It is recommended to go to a regular hospital for detailed examination and follow medical advice for targeted treatment.1. Lung infection: When suffering from right lower lobe bronchial dilatation with infection, it will lead to low resistance. If there is heart and lung disease or bacterial, fungal or viral infection, it will cause inflammation of the lung parenchyma, coughing and coughing up sputum, and in severe cases, coughing up blood. In this case, oral antibiotics should be taken as prescribed by the doctor for treatment, such as dirithromycin enteric capsules, amoxicillin capsules or cefaclor dry suspension. Daily life should pay attention to quit smoking, avoid alcohol abuse, a light diet, and avoid staying up late; 2, emphysema: if the right lower lobe of the lung bronchial dilatation with infection is not treated in time, and often smoke, or have a family history of emphysema, suffering from chronic bronchitis. All of them may lead to decreased elasticity of the distal bronchial airways, excessive expansion, lung volume increase, etc., causing emphysema, which can make patients feel weak, loss of appetite, epigastric distension, etc. At this time, treatment can be carried out by oral penicillin and aminoglycosides, such as penicillin V potassium tablets and gentamicin procaine dispersible tablets. In addition, patients are advised to avoid spicy and stimulating foods and to take more rest. If you find any discomfort, please go to the hospital immediately for appropriate treatment.