Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes are again noted . Elevation of left hemidiaphragm is unchanged . The lungs are grossly clear without consolidation or effusion . The cardiac silhouette is likely at least mildly enlarged although not particularly well assessed . No acute osseous abnormalities .
    OUTPUT:
    
Low lung volumes without acute cardiopulmonary process .