Endotracheal tube obstruction secondary to oral preoperative medication.
D000284:Administration, Oral; D000368:Aged; D005547:Foreign Bodies; D006801:Humans; D007442:Intubation, Intratracheal / Q000009:adverse effects*; D008297:Male; D009756:Nylidrin / Q000008:administration & dosage*; D011300:Preoperative Care; D013607:Tablets / Q000009:adverse effects
D013607:Tablets; D009756:Nylidrin