Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low resulting in mild bronchovascular crowding . No confluent consolidation is identified . There is no pulmonary edema or pleural effusions . Cardiomediastinal and hilar contours are within normal limits given low lung volumes . There is no pneumothorax .
    OUTPUT:
    
Low lung volumes , though no acute cardiopulmonary process .