21.一般來說,充滿液體的囊腫在超音波影像中會出現下列何種假影?
(A)多重反射(reverberation)
(B)鏡面假影(mirror image)
(C)陰影效應(shadowing effect)
(D)影像增強(enhancement)
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統計: A(146), B(104), C(343), D(1607), E(0) #2625296
統計: A(146), B(104), C(343), D(1607), E(0) #2625296