Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single - lead pacemaker device terminates in the right ventricle . The heart is moderately enlarged . There is no definite pleural effusion or pneumothorax , but fissures appear thickened . There is a mild interstitial abnormality including haziness of pulmonary contours , suggesting mild pulmonary edema . Mild bilateral pleural thickening along each lowe chest appears stable . The chest is probably hyperinflated .
    OUTPUT:
    
Findings most suggestive of mild pulmonary edema .