????

???
*TT?????????????????????50g/L5g/dl?????T????????50g/L????????T??????????????F????
**(cyanosis)
????? ?? ????????????50?? j?? ? R?????????????????c?????R??????????f????????????R??????????R
?????????????????????????????R????
g?
??Tcyanosis????????????????????????j????????????????????...

??????????????,???R?????,??????????,F,?(?),??????????
???????????????????????????????????????????????????????????????


e????????????????????C?????????????e???

??????

TcyanosisT??????deoxyhemoglobin ?????reduced Hb ???????????????????????????????????????????????


? ??????????????????5 % ???30 % ???????????1g???Hb?1 . 34ml?????????50g/L ( 5g/dl ??????R??????????150g/L?50g / L ?????1 / 3 ???????SaO266 ????PaO2?34mmHg ????Hb ???SaO2< 85 ?????????SaO2???SaO285 ...

???????T?????.?? ??????????????????????????????????50g/L???R2.??????R??b????????(Hb<60g/L)????????????R3.???????????;?????30g/L???5g/L????R
??   2010-05-19 22:29 ??T
???   2010-05-20 07:05 ?

?

R?????????????????
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