POSITRON EMISSION TOMOGRAPHY - A NEW TECHNIQUE FOR STUDIES OF THE CENTRAL-NERVOUS-SYSTEM

被引:12
作者
ERIKSSON, L
DAHLBOM, M
WIDEN, L
机构
[1] KAROLINSKA INST,DEPT NEURORADIOL,S-10401 STOCKHOLM 60,SWEDEN
[2] KAROLINSKA INST,DEPT RADIAT PHYS,S-10401 STOCKHOLM 60,SWEDEN
[3] KAROLINSKA HOSP,S-10401 STOCKHOLM 60,SWEDEN
来源
JOURNAL OF MICROSCOPY-OXFORD | 1990年 / 157卷
关键词
brain imaging; brain studies; central nervous system; positron camera; Positron emission tomography;
D O I
10.1111/j.1365-2818.1990.tb02968.x
中图分类号
TH742 [显微镜];
学科分类号
摘要
Positron emission tomography (PET) has become an important tool to study the central nervous system. Examples of such studies are cerebral blood flow and metabolism and determination of receptor characteristics of the brain. In the following the basic principles and the physics behind PET are given. Different aspects are discussed such as detector design, image reconstructions and data analyses. Since quantification is essential in PET, data have to be corrected for absorption, scatter and random coincidences. These corrections and their influence on image data are discussed. A review of state‐of‐the‐art PET research of the brain is given. 1990 Blackwell Science Ltd
引用
收藏
页码:305 / 333
页数:29
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