Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear of focal consolidation , effusion or pulmonary vascular congestion . Cardiac silhouette is stable . Atherosclerotic calcification is again noted at the aortic arch . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary process .