Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Lung volumes are somewhat low . There is a vague indistinctness to the right heart border which could represent a subtle consolidation . No large pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Low lung volumes . Vague indistinctness to the right heart border could represent an area of atelectasis or infection . Consider repeat imaging with better inspiration as this finding does not seem to correlate with the clinical history .