Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes have improved when compared to the prior study . There is unfolding of the right pigtail catheter where it enters the pleural space . There is improved aeration of the right lung however there is residual airspace opacity possibly reflecting re-expansion pulmonary edema . Scattered air bronchograms are noted . The left lung is relatively clear with patchy areas of airspace opacity in the left base . The left - sided pigtail catheter is similar in appearance when compared to the prior study . A tunneled right intern middle jugular catheter terminates near the cavoatrial junction . No pneumothorax seen .
    OUTPUT:
    
Improved aeration of the right lung and decreased in the right pleural effusion .