Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no consolidation , pleural effusion , or pneumothorax . Pectus excavatum is again noted . Borderline cardiomegaly may be exaggerated by the pectus excavatum . Mediastinal and hilar silhouettes are normal size .
    OUTPUT:
    
Borderline cardiomegaly . Mild to moderate pectus excavatum . Otherwise normal chest .