Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The patient is status post median sternotomy . Trace right pleural effusion may be present . There is vascular congestion , increased since the prior . There is also increase in opacity in the right mid - to - lower lung anteriorly , seen on both the frontal and lateral views . Fluid is seen tracking along the major fissure on the lateral view . The cardiac silhouette is mildly enlarged . Aortic knob is calcified .
    OUTPUT:
    
1 . Pleural effusion , including tracking along major fissure . 2 . Increase in opacity in the right mid - to - lower lung , nonspecific , but an underlying mass is not excluded . Recommend nonurgent chest CT for further evaluation . These findings were discussed with Dr . ___ at 8 : 15 p .m . on ___ in person 2 minutes after discovery .