Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The PICC ends at the junction of the upper and middle SVC , and has been pulled back since the prior radiograph . A pacemaker is in place with the leads seen in the left ventricle and right atrium . Sternal wires are intact and midline . Multiple clips are seen within the mediastinum . Since the prior radiograph , there has been resolution of the right pleural effusion . Opacification of the left base likely represents a persistent left effusion . There is no evidence of pulmonary edema .
    OUTPUT:
    
1 . PICC ends at upper to mid SVC . 2 . Persistent left pleural effusion . Resolution of right pleural effusion .