Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are normal . No focal consolidation , pleural effusion or pneumothorax is present . The pulmonary vasculature is not engorged . There is minimal subsegmental atelectasis in the lung bases . No acute osseous abnormalities demonstrated .
    OUTPUT:
    
No acute cardiopulmonary abnormality .