Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to exam from earlier the same day , there has been no significant interval change . Dense left basilar opacity is noted compatible with moderate pleural effusion with possible underlying consolidation . Minimal blunting of the right posterior costophrenic angle may be a small effusion . Given silhouetting of the left cardiac silhouette , cardiac size is difficult to assess but is likely enlarged . No acute osseous abnormalities
    OUTPUT:
    
Left basilar opacity likely in part due to moderate pleural effusion with underlying atelectasis , infection is possible . Possible trace right pleural effusion .