Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . The lungs are clear . The cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications noted at the aortic arch . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary process . CT would be more sensitive for the detection of infection in an HIV positive patient .