Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is top normal in size . Tortuosity of the aorta is noted . The hila are unremarkable . There is no pneumothorax or large pleural effusion . Lung volumes are low , but there is no focal consolidation concerning for pneumonia . The upper abdomen is unremarkable . No acute osseous abnormality is detected .
    OUTPUT:
    
Low lung volumes . No acute cardiopulmonary process .