Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from 1 day prior , mild pulmonary vascular congestion has slightly increased . Basilar opacities , can represent mild edema or pneumonia , have not substantially changed . Retrocardiac opacity has slightly increased and likely worsening atelectasis . Right - sided IJ catheter at the cavoatrial junction . Endotracheal tube 4 cm from the carina and partially visualized nasogastric tube is well within the stomach .
    OUTPUT:
    
Mild pulmonary vascular congestion has increased . Bibasilar opacities have not substantially changed .