Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Previously noted right IJ central venous catheter is been removed . Otherwise , there has been no change . Midline sternotomy wires and mediastinal clips again noted . There is a small left pleural effusion . Mild left perihilar atelectasis noted . Evaluation somewhat limited by underpenetrated technique . Cardiomediastinal silhouette appears grossly unchanged . Bony structures are intact .
    OUTPUT:
    
Interval removal of right IJ central venous catheter . Persistent small left pleural effusion and left perihilar atelectasis .