Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is mildly enlarged . The pulmonary interstitium is mildly prominent with peribronchial cuffing . Mild fluid overload or airway inflammation could be considered . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No focal opacity identified . No evidence of free air . Mild non-specific interstitial prominence .