Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are slightly low , but not appreciably changed from the prior exam . No focal consolidation , overt edema , pleural effusion , or pneumothorax . The mediastinum is not widened . The heart is top - normal in size , unchanged . No acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process .