Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . The lungs are mildly hyperexpanded with chronic left apical opacity , similar in appearance to the scout radiograph from the prior chest CT , likely post treatment changes . No new focal consolidation or pleural effusion is identified . Cardiomediastinal contours are unremarkable . Left axillary clip is noted .
    OUTPUT:
    
No acute intrathoracic process .