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Assessment of the Value of18F-FDG PET Delay Imaging in the Diagnosis of the Abdomen Malignancy

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Author:
No author available
Journal Title:
JOURNAL OF MODERN CLINICAL MEDICAL BIOENGINEERING
Issue:
6
DOI:
10.3760/cma.j.issn.1674-1927.2002.06.006
Key Word:
延迟显像;结直肠癌;PET

Abstract: 目的探讨PET延迟显像在腹部恶性肿瘤诊断中的作用.方法 164例18F-FDG PET扫描腹部有局灶性葡萄糖代谢增高灶的病人经饮水、进食1~3小时后进行了腹部延迟显像.根据延迟显像SUV(标准摄取值)变化,病人分为二组:A组(18例)延迟显像SUV值增高;B组延迟显像SUV值降低或病灶消失.两组病例进行随访.结果 A组10例经病理、余8例PET所示病灶均得到CT/MR证实为恶性病变.B组未发现腹部恶性肿瘤改变.通过延迟显像,164例中筛选出18例高度怀疑结直肠癌患者. 结论延迟显像可显著提高PET诊断结直肠癌的准确性.

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