Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . Heart size is normal . Mediastinal and hilar contours are unremarkable . Pulmonary vascularity is normal . No focal consolidation , pleural effusion or pneumothorax is present . No acute osseous abnormalities are seen .
    OUTPUT:
    
No acute cardiopulmonary process .