Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . The lungs are clear of focal consolidation or effusion . There is no pulmonary edema . Cardiac silhouette is enlarged but stable in configuration . Prosthetic aortic valve is noted as well as median sternotomy wires . No acute osseous abnormality is identified . Hypertrophic changes seen in the spine .
    OUTPUT:
    
No acute cardiopulmonary process .