問題詳情
【題組】48.承上題，S/D ratio為 2.5，檢查結果為何？
(A)absent end diastolic velocity
(B)reversed end diastolic velocity
(C)non-reactive
(D)normal
參考答案
答案：D
難度：簡單0.785714
統計：A(0),B(2),C(1),D(11),E(0)
用户評論
【霸氣阿宏】評論
An S/D ratio 3.0 or RI 0.6 at ≥28 weeks of gestation is the best threshold for identifying pregnancies at high risk of adverse outcome