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本文目的在于明确营养因素在COPD中的作用,包括下列内容:(1)COPD临床特点与营养状况相互关系的历史回顾;(2)营养不足可能影响肺气肿的发病机制:(3)营养状态对呼吸肌和通气调节的影响;(4)对未来研究的展望。【历史回顾】很明显,并不是全部COPD患者均有营养不良,但是多年来临床工作者注意到COPD患者身体情况千差万别。红喘型(PP型)和紫肿型(BB型)名称曾用以表明这种区别。PP型患者据认为肺气肿严重,多伴有体重下降;相反,
The purpose of this article is to clarify the role of nutritional factors in COPD, including the following: (1) a historical review of the relationship between clinical features and nutritional status of COPD; (2) the pathogenesis of undernutrition that may affect emphysema; (3) nutritional status On respiratory muscle and ventilation regulation; (4) the prospect of future research. Historically, it is clear that not all patients with COPD are malnourished, but clinicians have noticed for many years that patients with COPD have very different physical conditions. Red asthma (PP type) and purple type (BB type) names have been used to indicate this difference. PP-type patients are considered severe emphysema, often accompanied by weight loss; the contrary,