Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine chest radiograph was obtained . Endotracheal tube terminates in the midtrachea 4 .2 cm above the carina . Nasogastric tube is seen with the sidehole along the distal esophagus and can be advanced approximately 10 cm for optimal positioning . The lungs are well expanded and clear . There is no pleural effusion or pneumothorax . The heart is normal in size with normal mediastinal contours . Calcified lesion in the upper abdomen corresponds to known calcified renal mass .
    OUTPUT:
    
Satisfactory position of endotracheal tube . Nasogastric tube could be advanced approximately 10 cm for more optimal positioning .