Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are unremarkable . The pulmonary vasculature is not engorged . Minimal streaky opacities are noted in the lung bases likely reflective of atelectasis . No focal consolidation , pleural effusion or pneumothorax is present . Mild degenerative changes are seen the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .