PET diagnostic accuracy: Improvement with in-line PET-CT system: Initial results

被引:249
作者
Hany, TF [1 ]
Steinert, HC [1 ]
Goerres, GW [1 ]
Buck, A [1 ]
von Schulthess, GK [1 ]
机构
[1] Univ Zurich Hosp, Dept Med Radiol, Div Nucl Med, CH-8091 Zurich, Switzerland
关键词
computed tomography (CT); helical; data fusion; images; fusion;
D O I
10.1148/radiol.2252011568
中图分类号
R8 [特种医学]; R445 [影像诊断学];
学科分类号
1002 ; 100207 ; 1009 ;
摘要
The authors describe the initial application for tumor staging with an inline system with a positron emission tomographic (PET) scanner and a multi-detector row helical computed tomographic (CT) scanner combined in one machine. Fifty-three patients underwent imaging with four CT tube currents and PET emission and transmission data acquisition. Stepwise analysis of coregistered images revealed a significant (P <.05, McNemar test) improvement in lesion classification between PET images alone and coregistered images from the PET-CT examination. (C) RSNA, 2002.
引用
收藏
页码:575 / 581
页数:7
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