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18F-FDGPET/CT对老年结肠癌的诊断价值
朱标王宗火江慎林洪琪
[中图分类号]?R445;R735.3??????[文献标识码]?A??????[DOI]?10.3969/j.issn.1673-9701.2024.04.013
Diagnostic?value?of?18F-FDG?PET/CT?in?elderly?patients?with?colon?cancer
ZHU?Biao,?WANG?Zonghuo,?JIANG?Shenlin,?HONG?Qi
CT?Room,?Jingdezhen?Hospital?of?Traditional?Chinese?Medicine,?Jingdezhen?333000,?Jiangxi,?China
[Abstract]?Objective?To?analyze?diagnostic?value?of?18F-fluorode-oxyglucose?(18F-FDG)?positron?emission?tomography?and?computed?tomography?(PET/CT)?in?elderly?patients?with?colon?cancer.?Methods?A?total?of?102?patients?with?colon?cancer?admitted?to?Jingdezhen?Hospital?of?Traditional?Chinese?Medicine?from?January?2021?to?December?2022?were?retrospectively?selected?to?analyze?the?relationship?between?18F-FDG?PET/CT?imaging?and?clinical?features?and?its?diagnostic?value.?Results?The?typical?18F-FDG?PET/CT?imaging?of?colon?cancer?was?mainly?concentrated?in?ascending?colon,?transverse?colon,?descending?colon,?and?sigmoid?colon.?The?glucose?metabolism?of?each?part?increased,?the?intestinal?wall?thickened,?and?standardized?uptake?value?(SUV)?increased.?There?were?statistically?significant?differences?in?SUV?among?colon?cancer?patients?with?different?vertical?thickness?of?the?lesion,?gender?and?lymph?node?metastasis?(P0.05).?SUV?was?positively?correlated?with?vertical?thickness?of?the?lesion?and?lymph?node?metastasis?(P0.05).?Receiver?operating?characteristic?curve?results?showed?that?the?area?under?the?curve?of?18F-FDG?PET/CT?for?diagnosis?of?colon?cancer?lymph?node?metastasis?was?0.993,?the?sensitivity?was?97.2%,?and?the?specificity?was?100%.?Conclusion?18F-FDG?PET/CT?for?the?diagnosis?of?elderly?patients?with?colon?cancer?has?a?high?clinical?application?value.
[Key?words]?18F-FDG?PET/CT;?Elderly;?Colon?cancer;?Metastasis
1??资料与方法
1.1??一般资料
1.2??方法
患者注射18F-FDG前禁食6h以上,监测血糖。按3.70~5.55MBq/kg标准注射放射性核素18F-FDG(批准文号:国药准字生产单位:江苏华益科技有限公司,规格:0.37~7.40GBq),注射完成后患者静卧休息1h,而后进行PET/CT扫描(西门子,Biograph?Vision)。扫描前排空膀胱,饮水200~500ml,先进行传统CT扫描,而后进行
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