Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal radiograph of the chest demonstrates appropriate position of Pleurx catheters . There has been mild improvement in the right basilar opacity with continued loculated right pleural effusion with associated atelectasis . Basilar atelectasis is also noted in the left lung . Right upper lobe interstitial abnormality is again noted , and unchanged . No pneumothorax is detected . The cardiac and mediastinal contours are unchanged from the prior radiographs .
    OUTPUT:
    
Mild improvement in opacity at the right base ; similar appearance of right pleural effusion with indwelling pleural catheters .