Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were obtained with patient in upright position . Comparison is made with the next preceding portable chest examination of ___ . The patient is now extubated . Multiple surgical circular wire sutures in midline indicative of redo sternotomy recently . Cardiac enlargement more than pre-operatively indicating post-operative changes . The pulmonary vasculature , however , is presently not congested indicates a significant improvement from the preceding portable chest examination two days ago . Although the extensive bilateral pleural densities have now been reduced and now with the patient in upright position , mild blunting of the lateral pleural sinuses . Lateral view confirms small amounts of pleural effusion to extend into the posterior pleural sinuses bilaterally . The amount of pleural effusion has now to be considered a small . There is no evidence of pneumothorax in the apical area and no new parenchymal infiltrates can be seen . Previously identified right - sided PICC line again seen to terminate in mid portion of SVC .
    OUTPUT:
    
Improvement of pulmonary congestive pattern , bilateral pleural effusions now of small amount .