Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are slightly low , particularly on the frontal view . There is no focal consolidation , effusion or overt edema . Cardiac silhouette is within normal limits . Median sternotomy wires , mediastinal clips and coronary artery stents are noted . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .