Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs remain hyperinflated . There is blunting of the right costophrenic angle which may relate to hyperinflation or a trace pleural effusion . Basilar atelectasis without definite focal consolidation . No pneumothorax is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Hyperinflated lungs suggest COPD . Blunting of the right costophrenic angle may relate to hyperinflation versus a trace pleural effusion . Right base atelectasis .