Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , no significant change . Prominent right hilar region is unchanged . Moderate cardiomegaly . Mild pulmonary central vascular congestion . No pleural effusions . No pneumothorax . Mediastinal borders are normal .
    OUTPUT:
    
Since ___ , no significant change . Persistent moderate cardiomegaly and right hilar prominence . No signs of pulmonary edema .