Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . An endotracheal tube ends 4 cm above the carina . Stomach is severely distended with gas .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Endotracheal tube ends 4 cm above the carina . Gastric distension . Of note , outside CT , ___ showed dissection of the lower abdominal aorta and extensive secretions in the major airways . Dr ___ ___ I discussed these findings by telephone at the time of approval .