A.Computer Aided Tomography B.Computer Trans-Axial Tomography C.Computerized Tomography D.Computer Tomography E.Computerized Transverse Tomography
A.條狀偽影:CT采樣過程中X線強度突然發(fā)生變化 B.折疊偽影:掃描過程中不自主運動所致 C.雜亂偽影:重建過程故障所致 D.放射狀偽影:高密度金屬所致 E.環(huán)形偽影:數(shù)據(jù)采集系統(tǒng)故障所致
A.股骨干 B.脊髓 C.半月板 D.腦垂體 E.肝臟