喉癌是喉部常见的恶性肿瘤,发病率占全身恶性肿瘤的1%～2%,为耳鼻咽喉科恶性肿瘤的11·70%～22%。男女之比为8∶1[1],喉癌术后可发生窒息、肺部感染、切口感染、咽瘘、应激性胃溃疡出血、切口出血、皮下气肿等并发症,严重者可危及患者的生命。在围手术期提供及时有效的营养与心 Laryngeal cancer is a common malignant tumor in the throat, the incidence of systemic malignant tumors accounted for 1% to 2%, otolaryngology malignant tumors 11 · 70% to 22%. Male to female ratio of 8: 1, laryngeal cancer may occur after asphyxia, lung infection, incision infection, pharyngeal fistula, gastric ulcer bleeding, incision bleeding, subcutaneous emphysema and other complications, severe cases can be endangered Patient’s life. In the perioperative period to provide timely and effective nutrition and heart