IMPRESSION:
1. Large right middle-zone pleural-based mass is seen on CT examinations from
  Imaging on  and , compatible with
 metastatic RCC.  Of note, no large pulmonary embolus was detected on the
  CT examination; however, that technique was not optimized for
 evaluation of the subsegmental arteries.
 
 2.  Mild pulmonary edema and small bilateral pleural effusions.