Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs again demonstrate severe cardiomegaly and a tortuous aorta . There is minimal vascular congestion , without focal consolidation , pleural effusion , or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Minimal vascular congestion without focal consolidation . Unchanged severe cardiomegaly .