Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left worse than right linear opacities are likely from atelectasis or scarring . Otherwise , the lungs are well expanded and clear . Heart size is top - normal . The mediastinal and hilar contours are normal . No pleural abnormality is seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No evidence of intrathoracic malignancy .