Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiograph demonstrates hyperinflated lungs with flattening of the hemidiaphragms consistent with known COPD . The lungs are clear with no focal consolidation or pleural effusion . Re- demonstration of calcified mediastinal nodes and calcifications projecting posterior to left clavicular head are unchanged . Cardiomediastinal and hilar contours are within normal limits . No pulmonary edema . No pneumothorax .
    OUTPUT:
    
Hyperinflated lungs with no pneumonia .