To resuscitate a severe airway obstruction, an emergency tracheotomy is required, which, however, results in a higher frequency of stomal recurrence later.

• 又因其主要症状在于呼吸道阻塞，通常在第一线救护时须施行紧急气管切开术，这也容易造成日后气管造口的肿瘤转移。