Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lungs are hyperexpanded with flattened diaphragms and increased retrosternal lucency , findings consistent with chronic pulmonary disease such as chronic bronchitis . There is no focal consolidation . There is no pulmonary edema or pleural effusion . Heart size is normal . Mediastinal , hilar , cardiac contours are normal .
    OUTPUT:
    
Findings suggestive of chronic bronchitis .