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 concerning for pneumonia , pleural effusion or pneumothorax . Previously seen right middle lobe opacity on CT is not well seen on the current exam . The pulmonary vasculature is not engorged , and there is no overt pulmonary edema . The cardiomediastinal and hilar contours are within normal limits . Trace of calcification of the aortic knob is re-demonstrated . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary process .