Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is at the upper limits of normal size . The mediastinal and hilar contours appear unchanged . There is mild interstitial abnormality suggestive of slight fluid overload , but no focal consolidation . The lungs are hyperinflated . There is no pleural effusion or pneumothorax . A moderate anterior wedge compression deformity situated along the lower thoracic spine appears unchanged since the prior studies .
    OUTPUT:
    
Similar mild interstitial abnormality which could be seen with slight fluid overload .