Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs demonstrate persistent right middle lobe atelectasis and otherwise hyperinflated lungs with flattening of the diaphragm bilaterally . No new focal consolidation is concerning for pneumonia . No pleural effusion or pneumothorax is identified . The cardiomediastinal and hilar contours are otherwise stable .
    OUTPUT:
    
No acute intrathoracic abnormality . Persistent right middle lobe atelectatic changes .