Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the radiograph of 1 day prior , there is no significant interval change in all support devices , including a Swan - Ganz catheter , ET tube , and NG tube . Sternotomy wires remain intact and aligned . The LVAD is partially imaged . Left pectoral pacemaker remains in place . Mild pulmonary edema with small to moderate layering pleural effusions has not changed . Marked cardiomegaly despite the projection is also unchanged . Persistent retrocardiac opacification is likely due to bibasilar atelectasis .
    OUTPUT:
    
No significant interval change .