Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A large right pleural effusion is without substantial interval change from the previous radiograph . There is been interval placement of a right basilar chest tube with tip projecting over the medial right base . There is persistent right basilar opacification likely reflective of atelectasis . No pneumothorax is present . Streaky left basilar opacity is re - demonstrated . The cardiac and mediastinal contours are unchanged .
    OUTPUT:
    
1 . Interval placement of right basilar chest tube without substantial interval change in size of large right pleural effusion . 2 . Persistent right basilar opacity likely reflects atelectasis . 3 . Streaky left basilar opacity previously reflective on CT of chronic aspiration .