Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left IJ central venous catheter is unchanged . The lung volume is low . Pulmonary vascular engorgement and pulmonary edema have improved . Left lower lobe collapse is unchanged . Small to moderate pleural effusion bilaterally is unchanged . No pneumothorax .
    OUTPUT:
    
Improved pulmonary edema and pulmonary venous congestion .