Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right pleural drainage pigtail catheter has been placed . The large right pleural effusion has decreased in size , now moderate . The catheter itself is remote from the remaining pleural fluid collection on this upright film , terminating in the medial mid lung . The proximal portion of the catheter takes an unusual course and appears slightly kinked , possibly at the site of entry . There is no pneumothorax . The left lung is clear .
    OUTPUT:
    
1 . Decrease in right pleural effusion after pigtail catheter placement , now moderate . The catheter terminates remote from the remaining pleural fluid collection while supine . 2 . No pneumothorax . 3 . Possible kink in the proximal catheter .