Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased heart size , stable . Normal pulmonary vascularity . Bibasilar pulmonary opacities have improved . No pulmonary edema . There are trace pleural effusions , less prominent . Trace volume free peritoneal air , may be related to recent abdominal surgery , correlate for abdominal symptoms to exclude acute pathology . Left shoulder arthroplasty . Chronic postsurgical or postoperative change right AC joint , stable . Surgical clips upper abdomen .
    OUTPUT:
    
Trace pleural effusions . No pulmonary edema . Trace free peritoneal air , may be related to recent abdominal surgery , clinically correlate for abdominal symptoms to exclude acute pathology . Improved basilar opacities . .