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O升至15cmH2O,觀察以下三項(xiàng) PaO2:FiO2升高 PaCO2 下降 呼吸系統(tǒng)順應(yīng)性改善(gǎish224。n)peep設(shè)置 小于10cmH2O,推薦(tuīji224。ng)程度:中度 >重度 Ornellas D. Am J Respir Crit Care Med 2009 影像學(xué)特征:彌散性 > 局灶性 Puybasset L. Intensive Care Med 2000 肺損傷病程:早期 > 晚期 MatuteBello G. Am J Physiol 2008,第五頁,共二十一頁。,RMs really increase ARDS mortality?,This study recruit more pneumonia There are more septic shock patients in this study The pressure in RMs group is high ,it could increase incidence of pneumothorax and barotrauma Because of more neuromu