Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube ends approximately 6 .5 cm from the carina . A left Swan - Ganz catheter is in proper position in the proximal right pulmonary artery . A right internal jugular central venous catheter ends in the upper SVC . There has been significant improvement in the pulmonary edema , with only mild edema persisting . A new small left pleural effusion is present . There is no pneumothorax . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
1 . Significant improvement in pulmonary edema . Mild edema persists . 2 . New small left pleural effusion . 3 . Previously coiled Swan - Ganz catheter is now in the proper position .