Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from 1 day prior , improved aeration of the lungs . Previously seen pulmonary vascular congestion has improved . Minimal linear atelectasis in the lung bases . Mild cardiomegaly . No pneumothorax . Small effusions unchanged . Right - sided IJ catheter in the mid SVC .
    OUTPUT:
    
Improved pulmonary vascular congestion . No focal pneumonia . Small effusions unchanged .