Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Supine portable chest radiograph was obtained . Endotracheal tube is in satisfactory position in the mid trachea . Nasogastric tube courses into the stomach and out of view . Lungs are low in volumes with resultant bronchovascular crowding ; however , more increased opacification in the left base could reflect aspiration . No pneumothorax or pleural effusion is seen . Cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
1 . Satisfactory position of endotracheal tube and nasogastric tube . 2 . Possible aspiration in the left lower lobe