Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable . Central pulmonary vessels are again mildly prominent but not changed since prior studies . Mild interstitial prominence in the lower lungs including peribronchial cuffing suggests chronic airway inflammation that is unchanged with no definite superimposed process . The chest is hyperinflated . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Stable appearance of the chest . No evidence of acute cardiopulmonary disease .