Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest were acquired . Lung volumes are slightly low , causing crowding of the bronchovasculature . There is no focal consolidation . The heart size is normal . The mediastinal contours are normal . No pleural effusions are seen . There is no pneumothorax .
    OUTPUT:
    
1 . Low lung volumes . No focal consolidation . 2 . No pneumothorax .