Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest was obtained . The cardiac silhouette remains mildly enlarged . Mediastinal contours are stable . There is slight eventration of the left hemidiaphragm . No focal consolidation , large pleural effusion , or evidence of pneumothorax is seen .
    OUTPUT:
    
No acute cardiopulmonary process . No significant interval change .