Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right lower lung mass better evaluated on recent CT is probably unchanged in size . No new focal opacity . Lungs are otherwise well expanded . No pleural abnormality . Heart size is normal . Aside from the known mass , remaining cardiomediastinal hilar silhouettes are normal .
    OUTPUT:
    
No evidence of acute cardiopulmonary abnormality . Known right lower lung mass is seen , but will be better evaluated on the ordered same - day CT .