Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low , accentuating the vascular markings . There is no evidence of consolidation or pulmonary edema . There is no pleural effusion or pneumothorax . There is mild enlargement of the cardiac silhouette , unchanged from prior exam . Calcifications of the aortic arch are stable . No fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary process .