Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the previous examination , cardiomediastinal silhouette is unchanged . There is re- demonstrated moderate cardiomegaly . There is mild prominence of the pulmonary vasculature which is improved from ___ . No focal consolidation is seen . No pneumothorax . The visualized abdomen is unremarkable .
    OUTPUT:
    
Mild pulmonary vascular congestion without overt edema , improved from ___ .