Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs again demonstrate a severely enlarged heart , similar in appearance compared to ___ . The lungs are well aerated , without focal consolidation , pleural effusion , or pneumothorax . There is no vascular congestion or pulmonary edema . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Unchanged severe cardiomegaly . No acute cardiopulmonary process .