Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The inspiratory lung volumes are decreased . Incidental note is again made of an azygos lobe , which is a normal anatomical variant . The lungs are clear without focal consolidation concerning for pneumonia , pleural effusion , or pneumothorax . Mild bibasilar atelectasis is seen . The pulmonary vasculature is not engorged , and there is no overt pulmonary edema . The cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process .