Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are symmetrically well expanded and well aerated . No focal consolidation concerning for pneumonia , pleural effusion , or pneumothorax is detected . The pulmonary vasculature is within normal limits . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits . The trachea is midline . The visualized upper abdomen is unremarkable . A right first cervical rib is incidentally noted .
    OUTPUT:
    
No acute cardiopulmonary process .