Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: All the monitoring devices are unchanged and in standard position . Compared to chest x-ray of ___ , there are no major interval changes , there is a mild dilatation of the mediastinal vein . Persist right base atelectasis with concomitant pleural effusion . The pulmonary edema is unchanged and mild .
    OUTPUT:
    
There are no major changes in the chest findings , except for mild central vein dilatation . Persist right base atelectasis and pleural effusion with mild pulmonary edema . All the monitoring devices are unchanged .