Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are obtained . Midline sternotomy wires and mediastinal clips are again noted . A chest tube previously seen in the right lung base has been removed . A pigtail catheter is partially imaged in the right upper abdomen . Bilateral pleural effusions are again noted without significant change since the prior exam . Upper lobe lucency is compatible with known emphysema . Cardiomediastinal silhouette is stable . Bony structures appear intact .
    OUTPUT:
    
Stable small bilateral pleural effusions . Interval removal of right basal chest tube .