Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The mediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . The lungs are well expanded with no new focal consolidations . A vague opacity in the right upper lobe is unchanged since ___ . There is no pulmonary edema .
    OUTPUT:
    
No acute cardiopulmonary proces .