Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip is approximately 6 .5 cm above the carina , just above the level of the clavicles . Right subclavian catheter courses into the high right atrium , as seen previously . Esophageal catheter courses below the diaphragm with side port likely just distal to the gastroesophageal junction , unchanged . There has been interval removal of bilateral chest tubes , with one left chest tube remaining . No pneumothorax is detected on these views . Small left pleural effusion persists . Sternal wires and left upper quadrant surgical clips are noted .
    OUTPUT:
    
Interval removal of bilateral chest tubes with persistent small left pleural effusion .