Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette stably enlarged . Lung volumes are low without evidence of focal consolidation . There is prominent central pulmonary vasculature as well as increased interstitial markings bilaterally , similar to same day radiograph . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Pulmonary vascular congestion with mild interstitial edema , not significantly changed from same day radiograph . No focal consolidation .