Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation is seen . There are relatively low lung volumes , which cause crowding of the bronchovascular markings . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
No focal consolidation is seen . There are relatively low lung volumes , which cause crowding of the bronchovascular markings .