Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The inspiratory lung volumes are appropriate . The lungs are clear without focal consolidation , pleural effusion , or pneumothorax . The pulmonary vasculature is not engorged . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits . The aortic knob is partially calcified with mild tortuosity of the descending thoracic aorta .
    OUTPUT:
    
No evidence of COPD or emphysema . No acute cardiopulmonary process . Findings were communicated by Dr . ___ to Dr . ___ by phone at 11 :40 a .m . on ___ .