Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the left - sided chest tube with no development of pneumothorax observed . Also seen has been removal of the aortic balloon and catheter from the ascending aorta . There has been slight interval improvement in the left upper lobe opacity . Otherwise , study is largely unchanged from prior . Swan - Ganz catheter is seen , unchanged in position . Endotracheal tube is seen unchanged in position approximately 5 cm from the carina . Cardiomediastinal silhouette is stable .
    OUTPUT:
    
Successful removal of chest tube and aortic pump balloon with no resulting pneumothorax .