Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No confluent opacity or consolidation is identified . There is no vascular congestion or overt interstitial edema . No large pleural effusion is identified . Mediastinal and hilar contours within normal limits . Mild - to - moderate cardiomegaly is unchanged .
    OUTPUT:
    
No acute cardiopulmonary process . No significant change from recent prior .