Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are relatively low lung volumes . Cardiac and mediastinal silhouettes are stable . Medial right lung base opacity is stable since the prior study and likely represents vascular structures . No new focal consolidation is seen . No pleural effusion or pneumothorax .
    OUTPUT:
    
Slightly low lung volumes , with no significant interval change .