Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: New right - sided pleural catheter with minimal decrease in the right - sided effusion . There remains substantial opacification of the right middle and lower lobe . New small right apical pneumothorax . Mild pulmonary edema . Small left effusion unchanged .
    OUTPUT:
    
Insertion of right - sided pleural catheter with new small apical pneumothorax with minimal decrease in the right - sided effusion .