Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is interval improvement in lung volumes , which still remain slightly low . This results in improvement of the widening of the cardiac silhouette , which is still mildly enlarged . Left lower lobe consolidation persists , and may represent a combination of effusion and atelectasis , with underlying infection is not excluded . There is no right pleural effusion . There is no pneumothorax . Right perihilar consolidation most likely represents atypical edema given waxing and waning nature over time , but pneumonia remains a possibility . Left internal jugular line terminates at the junction with the SVC . NG and ET tubes are in standard positions .
    OUTPUT:
    
Right perihilar consolidation , most likely atypical edema , alternatively pneumonia .