69.下圖為一肝臟超音波影像,箭號所示之高回音區稱為:
(A)acoustic shadowing
(B)posterior acoustic enhancement
(C)mirror image artifact
(D)reverberation
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統計: A(466), B(1969), C(88), D(82), E(0) #1740930
統計: A(466), B(1969), C(88), D(82), E(0) #1740930
詳解 (共 2 筆)
#3452241

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#6225187
posterior acoustic enhancement(後方回音增強
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