Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is overall stable compared to the prior exam . The lungs are mildly hyperinflated . There may be small bilateral pleural effusions . No focal consolidation concerning for pneumonia is identified . A left - sided AICD is unchanged in position compared to the prior exam . The visualized osseous structures are unremarkable .
    OUTPUT:
    
1 . No acute intrathoracic abnormalities identified . 2 . Mildly hyperinflated lungs , consistent with patient 's COPD .