Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided PICC terminates in the mid to lower SVC without evidence of pneumothorax . Single lead left - sided AICD is stable in position . There is persistent enlargement of the cardiac silhouette . Mediastinal contours are stable . No new focal consolidation is seen . There is no pleural effusion or pneumothorax . No overt pulmonary edema is seen .
    OUTPUT:
    
Left PICC terminates in the mid to lower SVC without evidence of pneumothorax . Persistent enlargement of the cardiomediastinal silhouette .