Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right hemidiaphragm is elevated , stable from prior exam . A small pleural effusion on the right is new . There is no pleural effusion on the left . There is no evidence of edema , consolidation , or pneumothorax . The cardiomediastinal silhouette is normal . A fiducial clip is seen in the right upper lobe . No free air is present underneath the hemidiaphragms .
    OUTPUT:
    
1 . Small new right pleural effusion . 2 . Stable elevation of the right hemidiaphragm .