Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the immediate prior study , volume overload is much improved . There is mild residual pulmonary vascular congestion , but no frank edema . Left chest wall dual chamber pacemaker leads project in expected positions . There is no focal consolidation , pleural effusion , or pneumothorax . Heart size is top - normal .
    OUTPUT:
    
Significant interval improvement in volume overload .