Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right - sided Port - A - Cath is in appropriate position and terminates at the cavoatrial junction . Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . A moderate , possibly partially loculated right pleural effusion is slightly decreased . Right middle lobe and right lower lobe atelectasis is again seen with mild improvement of the right middle lobe atelectasis . The left lung is clear . No pneumothorax is seen .
    OUTPUT:
    
1 . Moderate , possibly partially loculated right pleural effusion is slightly decreased . 2 . Right middle lobe and right lower lobe atelectasis is again seen with improvement of the right middle lobe atelectasis . 3 . Right Port - A - Cath in appropriate position .