Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac silhouette is top - normal , however , likely exaggerated by low lung volumes . Mediastinal hilar contours are also unremarkable given low lung volumes . No displaced fracture is identified .
    OUTPUT:
    
Low lung volumes , but no acute cardiopulmonary process seen .