Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lower lung volumes are seen . The lungs are clear of focal consolidation , effusion or overt pulmonary edema . Cardiomediastinal silhouette is unchanged especially given patient 's rotation . Dense atherosclerotic calcifications noted at the aortic arch . Median sternotomy wires are noted . No acute osseous abnormalities identified . No definite acute cardiopulmonary process . Compression deformity in the upper lumbar spine is unchanged .
    OUTPUT:
    
Lower lung volumes without definite acute cardiopulmonary process .