Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is been interval removal of the right pleural drainage catheter . The lungs are clear . There is no pneumothorax or appreciable pleural effusion . Mild cardiomegaly is stable . The hilar and mediastinal contours are normal .
    OUTPUT:
    
Interval removal of the pleural drainage catheter . There is no pneumothorax or appreciable pleural effusion .