Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A dual - lead pacemaker / ICD device with leads terminating in the right atrium and ventricle , respectively , appears unchanged . The heart is moderately enlarged . The mediastinal and hilar contours appear unchanged . A diffuse mild - to - moderate interstitial abnormality appears more prominent than on the prior examination . There may be trace pleural effusions . Fissures are slightly thickened . The bones are probably demineralized .
    OUTPUT:
    
Findings suggesting mild pulmonary edema but somewhat increased in severity .