The neurogenie pulmonary edema taking place in front and back. The signs and symptoms had no obvious differ- ence before and after neurogenic pulmonary edema,but the RR,a/APO_2,SaO_2 ,P(A-a)O_2,PaO_2/FiO_2,PAO_2 had significant difference.

• 神经源性肺水肿发生前后的症状和体征变化无明显差异,而RR、a/APO_2、SaO_2、P(A-a)O_2、PaO_2/FiO_2、PAO_2变化显著。