Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is borderline in size . The mediastinal and hilar contours are unremarkable . The chest is hyperinflated . The lungs appear clear . There is no pleural effusion or pneumothorax . Surgical clips project along the left axilla .
    OUTPUT:
    
Hyperinflation . No definite evidence for acute cardiopulmonary disease .