Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The trachea is central . The heart is moderately enlarged , new when compared to the prior study . No prominence of the pulmonary vasculature appreciated , no consolidation , pleural effusion or pneumothorax seen . The visualized bony structures are unremarkable in appearance .
    OUTPUT:
    
Moderate cardiomegaly without evidence of pulmonary vascular congestion .