Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to prior , there has been no significant interval change . Large right pleural effusion is again noted with minimal residual aerated right upper lung . There is also likely underlying combination of consolidation , atelectasis and underlying mass . Known nodules in the left lung are better seen on prior CT . There is no confluent consolidation on the left . No acute osseous abnormalities .
    OUTPUT:
    
Persistent near complete opacification of the right hemi thorax likely due to combination of effusion with underlying atelectasis , consolidation and mass .