Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior radiograph at the end of ___ , there is been an interval increase in the size of the small right pleural effusion which is layering laterally and into the fissure . An opacity at the right base has also increased , and may represent pneumonia or rounded atelectasis . The moderate left pleural effusion and left basilar atelectasis are not significantly changed . The spiculated lesion seen on the prior CT in the left upper lobe is not appreciated on today 's radiograph . The previously identified vascular congestion has improved . There is no pneumothorax . Mild enlargement of the cardiac silhouette is unchanged . The mediastinal contours are normal .
    OUTPUT:
    
1 . Right pleural effusion and right basilar opacity have increased since the end of ___ . The opacity may represent pneumonia . Alternatively , this could represent rounded atelectasis adjacent to the effusion . Clinical correlation is recommended . 2 . Unchanged left pleural effusion and left basilar atelectasis . 3 . Interval improvement in the vascular congestion since the radiograph from two days ago .