Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is mildly enlarged , which does not correlate with CT from same date . No definite focal consolidation or large pneumothorax or pleural effusion is identified .
    OUTPUT:
    
Apparent mildly enlarged cardiac silhouette in comparison to the prior examination , which does not correlate with CT from same date . Otherwise no acute intrathoracic abnormality .