Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is mild elevation of the right hemidiaphragm . A subtle opacity at the left inferior lung base is stable from prior and likely reflects a prominent epicardial fat pad . No effusion is seen . No pneumothorax . The cardiomediastinal silhouette is stable . Bony structures are intact . There are multiple surgical clips in the right upper quadrant .
    OUTPUT:
    
No acute findings . Subtle opacity at the left inferior lung base likely represents a prominent fat pad .