Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left pleural pigtail catheter is in unchanged position . Left PICC terminates in mid SVC . Lung volumes are low . Bibasal atelectasis is persistent , obscuring the cardiac silhouette . Left pleural effusion is minimal . Moderate right subpulmonic pleural effusion may be slightly increased from before . There is no pulmonary edema .
    OUTPUT:
    
1 . Left pleural pigtail catheter is in unchanged position . Left pleural effusion is minimal . Bibasilar atelectasis is persistent . 2 . Right pleural effusion is moderate and may be slightly increased from before .