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Plasma DNA methylation detection for early screening,diagnosis,and monitoring of esophageal adenocarcinoma and squamous cell carcinoma
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作者 Xu-Ji Liu guo-liang pi +5 位作者 Sheng Wang Jin-Dan Kai Hui-Fang Yu Hong-Wei Shi Jing Yu Hui Zeng 《World Journal of Gastroenterology》 SCIE CAS 2024年第43期4609-4619,共11页
BACKGROUND The early diagnosis rate of esophageal cancer(EC),one of the most prevalent digestive tract cancers worldwide,remains low.AIM To investigate the utility of plasma SHOX2,SEPTIN9,EPO,and RNF180 methylation in... BACKGROUND The early diagnosis rate of esophageal cancer(EC),one of the most prevalent digestive tract cancers worldwide,remains low.AIM To investigate the utility of plasma SHOX2,SEPTIN9,EPO,and RNF180 methylation in the clinical diagnosis and monitoring of EC.Plasma samples were collected from 210 patients at Hubei Cancer Hospital,and TaqMan polymerase chain reaction was employed to detect plasma SHOX2,SEPTIN9,RNF180,and EPO methylation.The area under the curve was used to estimate their diagnostic value for EC.Cox and logistic regression analyses were used to estimate the independent screening risk factors for patients with EC.RESULTS The sensitivity and specificity of combined assessment of plasma SHOX2,SEPTIN9,RNF180,and EPO methylation for adenocarcinoma,squamous cell carcinoma(SCC),and EC detection were 66.67%and 86.27%,77.40%and 85.29%,and 76.19%and 86.27%,respectively;the area under the curve values for diagnosing adenocarcinoma,SCC,and EC were 0.737[95%confidence interval(CI):0.584–0.89],0.824(95%CI:0.775–0.891),and 0.864(95%CI:0.809–0.92),respectively.CONCLUSION According to our findings,plasma SHOX2,SEPTIN9,RNF180,and EPO methylation exhibits appreciated sensitivity for diagnosing EC.The precise measurement of plasma SHOX2,SEPTIN9,RNF180,and EPO methylation can improve EC diagnosis and therapy efficacy monitoring. 展开更多
关键词 METHYLATION Tumor markers Esophageal squamous cell carcinoma ADENOCARCINOMA DIAGNOSIS
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头颈部肿瘤放疗后甲状腺损伤危险因素分析 被引量:7
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作者 皮国良 何汉平 +2 位作者 毕建平 李莹 黎艳萍 《中国现代医学杂志》 CAS 2018年第9期70-75,共6页
目的研究头颈部肿瘤患者放疗后甲状腺损伤的危险因素。方法选取该院58例接受调强放射治疗(IMRT)的头颈部肿瘤患者作为研究对象,记录放疗、随访期间甲状腺发生损伤和治疗情况,分析患者的年龄、性别及肿瘤分型分期等基线资料以及甲状腺受... 目的研究头颈部肿瘤患者放疗后甲状腺损伤的危险因素。方法选取该院58例接受调强放射治疗(IMRT)的头颈部肿瘤患者作为研究对象,记录放疗、随访期间甲状腺发生损伤和治疗情况,分析患者的年龄、性别及肿瘤分型分期等基线资料以及甲状腺受照剂量、体积参数等临床治疗相关指标与甲状腺损伤的关系。采用Logistic多因素分析影响头部肿瘤患者放疗后甲状腺损伤的独立影响因子,利用ROC分析独立影响因子对预测甲状腺损伤的应用价值。结果平均随访时间17.50个月,死亡5例;共发生甲状腺损伤27例,发生率46.55%。其中,甲状腺功能减退23例,甲状腺功能亢进症(甲亢)4例,发生甲亢的患者原发肿瘤均为霍奇金淋巴瘤。Logistic多因素分析显示年龄、平均受照剂量(MTD)及V_(40)是影响放疗后甲状腺损伤的独立因素(R=0.116、5.894及9.375,P=0.000、0.000及0.003)。年龄、MTD及V_(40)预测头颈部肿瘤放疗后甲状腺损伤的曲线下面积(AUC)分别为0.596、0.741及0.714;敏感性分别为0.516、0.741及0.926;特异性分别为0.815、0.645及0.548;最佳截断值分别为39.5岁、45.5Gy及69.5%。放疗导致的甲状腺功能减退和亢进患者间年龄、MTD及V_(40)水平无差异(P>0.05)。结论甲状腺MTD和V_(40)是头颈部肿瘤放疗后甲状腺损伤的高危因素。当MTD超过45.5 Gy,V_(40)<69.5%,将增加甲状腺损伤风险,甲状腺损伤以甲状腺功能减退症为主。另外,高龄是发生甲状腺功能减退的保护因素,甲状腺受照剂量、V_(40)及患者年龄对放疗诱发的甲状腺损伤具有较高预测价值,但上述因素对判断甲状腺损伤类型的价值有限。 展开更多
关键词 甲状腺受照剂量 体积 调强放射治疗 甲状腺损伤
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