Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is subtle patchy opacity in the right cardiophrenic region , slightly more pronounced than on ___ . The possibility of an early pneumonic infiltrate can not be excluded . No frank consolidation . Minimal atelectasis at the left base . Otherwise , I doubt significant interval change . Cardiomediastinal silhouette is unchanged allowing for technique . No CHF .
    OUTPUT:
    
Doubt , but can not entirely exclude , early opacity at the right cardiophrenic region . Otherwise , no significant interval change . No frank consolidation .