Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest provided . There is persistent opacity in the left lower lung , consistent with known history of left lower lung abscess . There are no areas concerning for new abscesses . Right - sided chest tube , Dobhoff tube , tracheostomy tube are in unchanged positions .
    OUTPUT:
    
Persistent left lower lung abscess . No new areas of abscess .