Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A dual - lead / ICD pacemaker with leads terminating in the right atrium and ventricle , respectively , appears similar to ___ . Allowing for low lung volumes and AP upright technique , the cardiac , mediastinal and hilar contours also appear unchanged including a stable convex contour to the right upper mediastinum . There is a mild diffuse interstitial abnormality suggestive of mild fluid overload but without focal opacification . There is no evidence for pneumothorax or pleural effusion . The bones appear demineralized . Degenerative changes are similar along the thoracic spine .
    OUTPUT:
    
Findings suggesting mild fluid overload . No definite evidence of injury .