Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to prior chest x-rays there is improvement of the bilateral opacification especially in the right lung for reduced vascular congestion . Ventilation of the left base is improved for reduced atelectasis . There is no pleural effusion or pneumothorax . Reticular changes with mild hyperlucency in the upper lobes is for emphysema . Cardiac size is normal .
    OUTPUT:
    
Reduced pulmonary edema especially on the right with improved left base ventilation for reduced atelectasis .