70.急診室裡一位80歲男性為慢性阻塞性肺病病患,其實驗室檢查顯示Hb:10 g/dL,PaO2:60 mm Hg,PaCO2: 44 mm Hg,SaO2:90%,請計算該病人的total O2 content?
(A)11.53 mg/dL
(B)9.92 mg/dL
(C)12.24 mg/dL
(D)6.70 mg/dL
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統計: A(24), B(22), C(198), D(9), E(0) #3281200
統計: A(24), B(22), C(198), D(9), E(0) #3281200
詳解 (共 2 筆)
#7407532
Hb:10 g/dL,PaO2:60 mm Hg,PaCO2: 44 mm Hg,SaO2:90%,total O2 content:12.24 mg/dL
CaO2=(1.34×Hb×SaO2)+(0.003×PaO2) =(1.34×10×0.9)+(0.003×60)=12.24
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