Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lordotic positioning . there is moderately severe cardiomegaly . Relative prominence of the superior mediastinum is likely accentuated by a lordotic positioning . There is increased retrocardiac density , consistent with left lower lobe collapse and / or consolidation , with obscuration of left hemidiaphragm and faint air bronchograms . Equivocal minimal left pleural effusion . Upper zone redistribution and mild vascular plethora , consistent with CHF . Hazy density at the right base could represent a combination of atelectasis and overlying soft tissues . Attention to this area on followup films is requested . A small right effusion would be difficult to exclude . There is no pneumothorax or large pleural effusion .
    OUTPUT:
    
1 . Moderately severe cardiomegaly in a background of volume overload . 2 . Left lower lobe collapse and / or consolidation .