Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild elevation of the right hemidiaphragm , may in part be secondary to subpulmonic effusion , mildly more prominent since prior . Large esophageal hiatal hernia . Left pleural effusion seen on prior exam has nearly resolved . Improved left basilar atelectasis . Probable increased heart size , similar . Borderline pulmonary vascularity , mildly more prominent . No pneumothorax . Improved right infrahilar , basilar opacity , likely atelectasis . Few mildly dilated loops of bowel per
    OUTPUT:
    
Right basilar opacity , may in part be from subpulmonic effusion , combined with atelectasis . Improved left pleural effusion . Mildly increased heart size , pulmonary vascularity .