Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to chest radiograph from ___ , there is little overall change . Lung volumes remain slightly low . Mild basilar atelectasis and scarring is similar to prior study . Mild cardiomegaly is stable . There is no focal consolidation , pleural effusion or pneumothorax . There is mild central vascular congestion without overt pulmonary edema .
    OUTPUT:
    
Mild central vascular congestion without overt pulmonary edema . No evidence of pneumonia . Stable mild cardiomegaly .