Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable view . The cardiac silhouette remains markedly enlarged . Mediastinal contours are stable . The trachea again courses to the right . The lungs remain hyperinflated . Right greater than left bibasilar opacities are again seen , similar to prior , however , it is unclear whether resolved and increased in the interval . There is persistent blunting of the right costophrenic angle . Interval decrease in bilateral mid lung opacities as compared to prior .
    OUTPUT:
    
Right greater than left bibasilar opacities , somewhat similar to prior , unclear whether chronic lung process are whether opacities improved and worsened in the interval . Recommend followup to resolution , nonemergent chest CT may be helpful for further evaluation . Persistent blunting of the right costophrenic angle may be due to a small pleural effusion .