20.下列何者不是multiple-slice(multiple-detector)CT影像中常見到的假影(artifacts)?
(A)windmill artifacts
(B)viewing aliasing artifacts
(C)chemical shift artifacts
(D)streak and metal artifacts
答案:登入後查看
統計: A(133), B(80), C(1938), D(81), E(0) #2625295
統計: A(133), B(80), C(1938), D(81), E(0) #2625295
詳解 (共 4 筆)
#6498594
(A) windmill artifacts風車假影:z平面資料採樣不足造成的,等距的亮條紋從焦點高密度結構處發散開來
可透過降低pitch改善
0
0