Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are unchanged and within normal limits . The pulmonary vascularity is normal . There is minimal atelectasis in the left lung base . Otherwise the lungs are clear . No pleural effusion , focal consolidation or pneumothorax is demonstrated . There are mild degenerative changes in the thoracic spine with a dextroscoliosis of the thoracolumbar spine noted . Gaseous distention of the stomach with an air - fluid level is present .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Gaseous distention of the stomach .