霍奇金淋巴瘤化疗期间肝脏及纵隔血池18F-FDG的摄取变化

Journal of Nanjing Medicial University(2020)

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Abstract
目的:探讨霍奇金淋巴瘤(Hodgkin's lymphoma,HL)患者接受阿霉素+博来霉素+长春花碱+氮烯咪胺(adriamycin,bleomycin,vinblastine and dacarbazine,ABVD)方案化疗时,肝脏及纵隔血池氟代脱氧葡萄糖(18F-fluorodeoxyglucose,18F-FDG)摄取的变化.方法:回顾性分析经病理确诊的41例HL患者的18F-FDG正电子发射计算机断层显像(positron emission tomography/computed tomography,PET/CT)资料,所有患者于ABVD方案化疗前(PET0)、化疗2周期(PET2)、化疗4周期(PET4)、化疗6周期(PET6)行18F-FDG PET/CT检查,分别测量PET0、PET2、PET4、PET6时的肝脏及纵隔血池的最大标准摄取值(SUVmax)和平均标准摄取值(SUVmean).结果:PET2时肝脏SUVmax(3.42±1.04)和PET4时肝脏SUVmax(3.44±0.60)均明显高于PET0(2.96±0.75,P均< 0.05)和PET6时(3.13±0.58,P均<0.05);PET2时肝脏SUVmean(2.27±0.76)和PET4时肝脏SUVmean(2.24±0.45)也均明显高于PET0(1.84±0.40,P均<0.05)和PET6时(1.93±0.38,P均<0.05).PET0、PET2、PET4、PET6时,各组纵隔血池的SUVmax和SUVmean均无统计学差异(均P> 0.05).PET0时肝脏SUVmax与临床分期呈负相关(r=-0.637,P<0.001);而肝脏SUVmean、纵隔血池SUVmax、纵隔血池SUVmean均与临床分期无关(r=-0.286、-0.058、-0.004,P=0.070、0.717、0.979).结论:HL化疗期间,患者肝脏的18F-FDG摄取会增高;化疗中期,PET/CT以肝脏的18F-FDG摄取作为参考,进行Deauville评分时,需考虑化疗药物对肝脏18F-FDG摄取的影响.
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