Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of an endotracheal tube that extends up to the carina . An orogastric tube courses across the left hemidiaphragm into the stomach , it s distal course not visualized . The lung volumes are low . There is no definite pleural effusion or pneumothorax . The cardiac , mediastinal and hilar contours appear unchanged . A patchy right infrahilar opacity appears unchanged and may be due to minor atelectasis . However , in the left mid to lower lung , there is a vague but new suggested opacity .
    OUTPUT:
    
1 . Endotracheal tube extending up to the carina . Findings were discussed with Dr . ___ at the time of this dictation at 6 :45 p .m . by telephone . At that time , the finding of a low endotracheal tube had already been identified and corrected . 2 . Vague new suspected left mid to lower lung opacity raising concern for atelectasis , pneumonia or aspiration ; re-evaluation in short - term follow - up is recommended .