Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes remain expanded and there are chronic interstitial changes compatible with the patient 's known diagnosis of bronchiectasis . As compared with the previous examination , there has been interval increase in opacity is seen within the right middle lobe , right lower lobe , and left lower lobe . There is no evidence of pneumothorax or pleural effusion . The cardiomediastinal silhouette is stable .
    OUTPUT:
    
Interval increase in opacities within the right middle , right lower , and left lower lobes . Findings can be compatible with mucous impaction and pneumonia in the setting of severe underlying bronchiectasis .