Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest tube tips are at the bases bilaterally . NG tube passes into the stomach and out of view . Sternotomy wires are intact . Heart size is top normal . Left hemidiaphragm is elevated . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Bilateral effusions are improved and are minimal on the right and moderate on the left . No focal consolidation or pneumothorax .
    OUTPUT:
    
1 . Bilateral effusions are improved and are minimal on the right and moderate on the left . 2 . Chest tube tips are at the bases bilaterally .