Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study , there is similar degree of mild pulmonary vascular congestion , with no evidence of pleural effusion , pneumothorax , or overt pulmonary edema . The cardiomediastinal silhouette is unchanged . The lungs are well - expanded . No focal airspace consolidation concerning for pneumonia is identified .
    OUTPUT:
    
Mild pulmonary vascular congestion is unchanged . No pneumonia .