69.下列何者不是小兒腸套疊超音波診斷的依據?
(A)偽腎臟像(pseudokidney sign)
(B)同心靶狀(target sign)
(C)糞石引起的回音性增強(acoustic enhancement)
(D)甜甜圈狀(doughnut sign)
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統計: A(568), B(116), C(1062), D(122), E(0) #2972903
統計: A(568), B(116), C(1062), D(122), E(0) #2972903