Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate moderate cardiomegaly , unchanged compared to ___ . The aorta is diffusely calcified . Coronary artery calcification is noted . The lungs are again hyperinflated , without focal consolidation or pneumothorax . Minimal blunting of the left costophrenic angle may represent PA trace pleural effusion , as before . The visualized upper abdomen is unremarkable other than clips in the right upper quadrant consistent with prior cholecystectomy .
    OUTPUT:
    
No acute cardiopulmonary process . Moderate cardiomegaly , unchanged compared to ___ .