Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The mediastinal and hilar contours are within normal limits . The pulmonary vascularity is normal . No definite focal consolidation , pleural effusion or pneumothorax is present . Minimal , likely right middle lobe , linear atelectasis is noted . There is no acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary abnormality .