Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal radiograph of the chest shows unchanged right internal jugular and left PICC lines . The right internal jugular central venous catheter persists in the high right atrium . Compared to prior radiograph , the cardiac silhouette is unchanged . There is no evidence of pulmonary vascular congestion or pleural effusions . The opacity that was seen at the left base has improved in the interim and was likely atelectasis . There is no acute consolidation .
    OUTPUT:
    
1 . Right internal jugular catheter persists in the high right atrium . 2 . Unchanged cardiac silhouette with no evidence of pulmonary edema . No pleural effusions .