Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right PICC line is unchanged position . The lung volume is small . No new consolidation . Multiple areas of subsegmental atelectasis have improved . Left pleural effusion has increased . Pulmonary venous congestion is mild . No pulmonary edema . No pneumothorax . The cardiomediastinal silhouette is unchanged . Multiple diverticuli with retained contrast are seen in the descending colon .
    OUTPUT:
    
Improved subsegmental atelectasis . Increased left pleural effusion . Otherwise stable chest radiograph .