Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared the prior study , there has been slight improvement in the pulmonary vascular congestion and pulmonary edema . Probable small right pleural effusion is unchanged . No pneumothorax . No focal areas of consolidation seen . The endotracheal tube is unchanged in position . Nasogastric tube and a right internal jugular catheter are unchanged in appearance .
    OUTPUT:
    
Slight interval improvement in the degree of pulmonary edema .