Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is diffuse reticulonodular interstitial thickening with bronchiectasis , most prominent at the right lung base . There is also unimproved patchy opacification at the right base . Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . No pleural effusion or pneumothorax is seen . There is a persistent hiatal hernia .
    OUTPUT:
    
1 . Persistent right basilar patchy opacity , likely representing pneumonia . 2 . Diffuse reticulonodular interstitial thickening and bronchiectasis , consistent with chronic lung disease . 3 . Persistent hiatal hernia .