Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is present . Minimal atelectasis is noted in lung bases . There are no acute osseous abnormalities degenerative changes are seen within the right acromioclavicular joint and thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .