Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The patient is status post median sternotomy with repair of the ascending aorta and tricuspid valve . Swan - Ganz catheter and sheath have been removed and there is no pneumothorax . Surgical clips overlying the right upper lung and the left aspect of the mediastinum are unchanged . Moderate left and small right pleural effusion are similar to prior , allowing for difference in patient position . Mediastinal widening adjacent to the aortic arch is similar to prior . The cardiomediastinal silhouette is otherwise unremarkable with a stable postoperative appearance .
    OUTPUT:
    
1 . Stable moderate left and small right pleural effusions . 2 . Status post removal of Swan - Ganz catheter without pneumothorax .