Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Surgical clips are seen projecting over the left mediastinal region . Mild cardiomegaly and mild vascular congestion , but no pulmonary edema . No pleural effusion and no pneumothorax . No evidence of pneumoperitoneum .
    OUTPUT:
    
1 . Mild cardiomegaly and mild vascular congestion , but no pulmonary edema . No acute cardiothoracic process . 2 . No pneumoperitoneum .