Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a moderately - large left pleural effusion , with underlying collapse and / or consolidation . There is a small right effusion . Compared to ___ ( outside chest x-ray ) , the left effusion is very slightly smaller . The right effusion is very slightly more pronounced on the AP view , but not significantly changed on lateral view . The patient is status post sternotomy , with unchanged cardiomegaly and dense vascular calcification . No CHF . Curvilinear haziness in the left mid / upper zone probably represents some layering fluid or atelectasis . No pneumothorax detected .
    OUTPUT:
    
Moderately large joint effusion with underlying collapse and / or consolidation , very slightly smaller compared with ___ . Very small right pleural effusion is slightly better seen on the AP view , but not significantly changed on the lateral view .