Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are stable with widening of the mediastinum and moderate to severe cardiomegaly . Pulmonary edema has markedly improved . There is no pneumothorax . Bilateral effusions have decreased now very small . Sternal wires are aligned
    OUTPUT:
    
Marked improvement of vascular congestion