【正文】
failure,Disorders of nerves and respiratory muscles Diseases of the chest wall and pleura Diseases causing airway obstruction Abnormalities of the alveoli,Respiratory failure can arise from an abnormality in any of the components of the respiratory system, including :,第十頁,共三十七頁。ng)機(jī)制 Etiology amp。,第八頁,共三十七頁。,According to duration Acute/chronic respiratory failure According to primary site Central/peripheral respiratory failure Pump failure/Lung failure According to pathogenesis Hypoxaemic(type I)/ Hypercapnic (type II) respiratory failure 低氧血癥型 (I型)/ 高碳酸(t224。,呼吸衰竭的分類(fēn l232。 臨床判斷呼吸衰竭的標(biāo)準(zhǔn): PaO2 6.67KPa) 注:海平面,靜息狀態(tài)。ngku224。) Definition of respiratory failure,第四頁,共三十七頁。,呼吸衰竭的定義(d236。 pathogenesis of Respiratory failure Effects on metabolism amp。,呼吸衰竭 Respiratory failure,第二頁,共三十七頁。,第 十 四 章 肺功能(gōngn233。ng)不全,第一頁,共三十七頁。,Topics,Definition of Respiratory failure Classification of Respiratory failure Etiology amp。 function Therapy,第三頁,共三十七頁。ngy236。,是指在海平面靜息狀態(tài)吸入空氣的情況(q237。ng)下,由于肺通氣和(或)肺換氣功能的嚴(yán)重障礙,以致PaO2 6.67KPa(50mmHg)的病理過程。 RFI = PaO2/F