Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: On lateral view , the known right pleural effusion appears loculated ; this is unchanged in appearance compared to ___ . There are no consolidations or pneumothorax . The left lung is clear . Unchanged pericardial calcifications , compatible with prior pericarditis . Otherwise , there are no changes to the cardiomediastinal silhouette . No acute osseous abnormalities .
    OUTPUT:
    
Right loculated pleural effusion , unchanged from prior .