Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Minimal linear opacities at costodiaphragmatic angle are probably atelectasis rather than infection . The lungs are hyperinflated related to MPOC . Mediastinal and cardiac contours are normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Small linear opacities at costodiaphragmatic angle are probably atelectasis . Beginning of pneumonia can not be totally excluded in appropriate clinical settings . The results have been posted to the radiology dashboard for direct notification of the referring physician .