Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A frontal chest radiograph demonstrates cervical spine fixation hardware and an enteric tube terminating within the stomach . Mild cardiomegaly is unchanged , as is retrocardiac opacity and a small to moderate left pleural effusion . There is no new focal consolidation or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Unchanged retrocardiac opacity and left pleural effusion . No new focal consolidation .