Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes remain low . Even allowing for this , the heart is enlarged . A single lead cardiac device is unchanged in position as is a sternal plate . There is prominence of the bilateral hila with prominence of the pulmonary vasculature consistent with pulmonary vascular congestion and mild pulmonary edema . Left lower lobe atelectasis . No pleural effusion seen . No pneumothorax .
    OUTPUT:
    
Pulmonary vascular congestion and mild pulmonary edema . Unchanged cardiomegaly .