Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison with the chest radiograph obtained 4 days prior , there is new , mild pulmonary vascular congestion without overt pulmonary edema and increased retrocardiac opacity , most likely atelectasis . Lungs are otherwise clear without focal consolidation . Heart size is normal . Cardiomediastinal and hilar silhouettes are normal . No pleural effusions . An enteric tube passes through the stomach , into the proximal small bowel , and outside the field of view .
    OUTPUT:
    
New , mild pulmonary vascular congestion without pulmonary edema . New left basilar atelectasis .