Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are normal . There is no focal consolidation , effusion , or pneumothorax . There is no central vascular congestion or pulmonary edema . Hilar contours are stable compared to ___ ; there are known underlying prominent lymph nodes . Cardiomediastinal silhouette is normal .
    OUTPUT:
    
1 . No acute intrathoracic process .