Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small right apical pneumothorax , not significantly changed in size compared to the chest radiograph from ___ , performed at 8 : 26 a .m . There has been a significant interval improvement in the moderate right pleural effusion after thoracocentesis . There is moderate cardiomegaly , unchanged in size compared to the exam from ___ . The hilar and mediastinal contours are stable . There has been a slight interval increase in the mild bibasilar atelectasis . There is mild bilateral pulmonary edema . No new focal consolidations concerning for infection are seen .
    OUTPUT:
    
Interval improvement of the moderate right pleural effusion status post thoracentesis . Stable small right apical pneumothorax compared to the previous exam .