Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are slightly low . Heart size remains mildly enlarged , unchanged . Mediastinal and hilar contours are similar . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is present . Curvilinear pleural calcifications along the bases bilaterally are unchanged . No acute osseous abnormality is visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .