PET/MRI: Paving the Way for the Next Generation of Clinical Multimodality Imaging Applications

被引:328
作者
Pichler, Bernd J. [1 ]
Kolb, Armin [1 ]
Naegele, Thomas [2 ]
Schlemmer, Heinz-Peter [2 ]
机构
[1] Univ Tubingen, Lab Preclin Imaging & Imaging Technol, Werner Siemens Fdn, Dept Radiol, D-72076 Tubingen, Germany
[2] Univ Tubingen, Dept Diagnost & Intervent Neuroradiol, D-72076 Tubingen, Germany
关键词
clinical multimodality imaging; PET; CT; PET/CT; arterial spin labeling (ASL); fMRI; spectroscopy; magnetic resonance tomograph (MRT); PET/MRI; positron emission tomography; MR/PET; COMBINED PET/CT SCANNER; WHOLE-BODY MRI; ATTENUATION CORRECTION; COMPUTED-TOMOGRAPHY; MALIGNANT-MELANOMA; FEASIBILITY; ONCOLOGY; SYSTEM;
D O I
10.2967/jnumed.109.061853
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
Multimodality imaging and, more specifically, the combination of PET and CT has matured into an important diagnostic tool. During the same period, concepts for PET scanners integrated into an MR tomograph have emerged. The excellent soft-tissue contrast of MRI and the multifunctional imaging options it offers, such as spectroscopy, functional MRI, and arterial spin labeling, complement the molecular information of PET. The development of a fully integrated PET/MRI system is technologically challenging. It requires not only significant modifications of the PET detector to make it compact and insensitive to magnetic fields but also a major redesign of the MRI hardware.
引用
收藏
页码:333 / 336
页数:4
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