Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest , PA and lateral . The lungs are clear . The hilar and cardiomediastinal contours are normal . There is no pneumothorax or pleural effusion . Pulmonary vascularity is normal . There are surgical clips in the gastroesophageal junction , as well as a hiatal hernia . Biliary stents are partially imaged .
    OUTPUT:
    
No acute cardiopulmonary process .