Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bronchovascular markings are accentuated by low lung volumes . There are no areas of focal consolidation , pleural effusions or pneumothorax . No pulmonary edema . Mild calcification of the aortic arch . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
No acute intrapulmonary process to explain patient 's symptoms .