Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable and lateral views of the chest are provided . The lungs are hyperinflated , although clear , without focal consolidation , effusion or pneumothorax . The apparent blunting of the right CP angle is stable as compared with multiple prior exams and likely reflects the hyperinflated status of the chest . Heart size is top normal . Mediastinal contour is unremarkable . Tracheobronchial tree calcification is noted . Bony structures appear intact .
    OUTPUT:
    
Hyperinflated lungs without evidence of acute superimposed pathology .