营养不良是慢性阻塞性肺疾病(COPD)常见的并发症之一,患者常伴有体重下降、骨骼肌萎缩、呼吸肌功能减退~([1])。营养不良不仅可导致机体免疫力下降、感染难以控制,影响临床药物治疗效果,同时持续感染、咳痰、气喘影响患者生活质量~([2,3])。因此,对COPD合并营养不良患者给予恰当的营养支持十分必要。本文报道1例COPD合并自发性气 Malnutrition is one of the common complications of chronic obstructive pulmonary disease (COPD). Patients are often associated with weight loss, skeletal muscle atrophy, and decreased respiratory muscle function (1). Malnutrition can not only lead to decreased immunity, infection is difficult to control, affecting the clinical drug treatment effect, while persistent infection, sputum, asthma affect the quality of life of patients ~ ([2,3]). Therefore, proper nutritional support for patients with COPD complicated by malnutrition is necessary. This article reports a case of COPD with spontaneous gas