Bronchial occupancy refers to the imaging description, which in layman’s terms is the presence of a mass in the bronchus, which may be a benign lesion, such as a benign bronchoma, or a malignant tumor. 1. Benign bronchial tumor. Benign bronchial tumors are rare and develop between the ages of 30 and 40. Middle-aged patients in good general condition should consider the possibility of this disease if they have repeated small hemoptysis or blood in sputum, or asthma-like attacks, or repeated episodes of respiratory obstruction and infection symptoms. 2. Malignant lesions. The presence of bronchial space-occupying lesions, there may be malignant tumors in the bronchial area, can be further examination, such as bronchoscopy or puncture biopsy to clarify the specific nature of the occupation. Bronchial occupation can also be seen in other causes, such as foreign bodies, phlegm embolism, granuloma, etc., if necessary, can be identified by bronchoscopy, it is recommended to go to the hospital in a timely manner, to clarify the cause of the disease, and then comply with the doctor’s instructions to standardize the treatment.