Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and left - sided AICD device with electrodes and epicardial leads in unchanged positions . Heart size remains mild to moderately enlarged . The mediastinal and hilar contours are unchanged . Pulmonary vascular congestion is similar to prior . Previously noted opacification in the right middle and lower lobes has improved with minimal residual patchy opacities in these regions . A small right pleural effusion is likely unchanged . The left lung remains clear . No pneumothorax is identified .
    OUTPUT:
    
Improving right middle and lower lobe opacities compatible with resolving pneumonia . No new focal consolidation . Similar trace right pleural effusion .