Hydrops was found in lingual surface mocosa of epiglottis in all these patients and abscess of epiglottis developed in 2,and laryngemphraxis in 1 and tracheotomy was carried out.

语言含糊清21,伴呼吸困29,厌舌面黏膜均有同程度的充血水,发生厌脓2,因喉梗阻而行气管切开1。