Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion or pneumothorax identified . Minimal linear atelectasis is noted in the right mid lung zone peripherally and is unchanged since the most recent prior radiograph . The size of the cardiac silhouette is mildly enlarged but unchanged .
    OUTPUT:
    
No radiographic evidence of acute cardiopulmonary disease .