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放射疗法,适形

放射疗法,适形的相关文献在2001年到2020年内共计286篇,主要集中在肿瘤学、特种医学、临床医学 等领域,其中期刊论文286篇、专利文献115891篇;相关期刊63种,包括中华放射肿瘤学杂志、肿瘤研究与临床、解放军医学杂志等; 放射疗法,适形的相关文献由986位作者贡献,包括于金明、李宝生、陈龙华等。

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放射疗法,适形—发文趋势图

放射疗法,适形

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  • 于金明
  • 李宝生
  • 陈龙华
  • 祝淑钗
  • 侯友贤
  • 尹勇
  • 王鹤皋
  • 陈红
  • 韩春
  • 吴德华
  • 期刊论文
  • 专利文献

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    • 韩一冰
    • 摘要: 目的 比较子宫内膜癌患者行调强放疗(IMRT)与三维适形放疗(3DCRT)的疗效,并分析影响预后的因素.方法 回顾性分析2015年1月至2017年12月浙江省肿瘤医院258例行全盆腔放疗的Ⅰ~ⅢC期子宫内膜癌患者的临床资料.其中,采用3DCRT 128例(3DCRT组),IMRT 130例(IMRT组).宫颈浸润患者再给予低剂量率阴道近距离放疗.观察局部复发、无病生存(DFS)和总生存(OS)及不良反应;并对相关因素进行统计分析.结果 258例患者随访6~34(28.6±1.2)个月,18例发生局部复发,3DCRT组15例,IMRT组3例.3DCRT组和IMRT组局部控制率分别为86.0%(95% CI74.5~ 92.4)和94.2%(95% CI92.8~ 100.0),两组比较差异无统计学意义(P> 0.05).36例患者发生远处转移,3DCRT组远处转移率明显高于IMRT组[19.5%(25/128)比8.5%(11/130)],差异有统计学意义(P<0.01),3DCRT组2年DFS率为81.3% (95%CI 67.6~ 92.4),IMRT组为88.2%(95% CI 65.6~ 92.8),两组比较差异无统计学意义(P>0.05).Cox单因素分析结果显示,年龄>68岁、恶性程度3级、未行淋巴结切除和>T1期与肿瘤远处转移有关(P< 0.01或<0.05);Cox多因素分析结果显示,年龄>68岁、>T1期和恶性程度3级是子宫内膜癌患者发生远处转移的独立危险因素(HR =4.0、3.3和2.1,95% CI 1.5~ 9.7、1.5 ~ 7.4和1.2~3.5,P<0.01),未行淋巴结切除与子宫内膜癌患者发生远处转移无关(P>0.05).3DCRT组和IMRT组2年OS率分别为91.6%(95% CI 68.9~ 95.8)和95.5%(95% CI 65.8~ 98.6),两组比较差异无统计学意义(P>0.05).IMRT组≥2级急性胃肠道不良反应和2级急性泌尿生殖道不良反应发生率明显低于3DCRT组[20.0% (26/130)比32.8% (42/128)和2.3% (3/130)比10.9%(14/128)],差异有统计学意义(P<0.05).3DCRT组1例患者发生晚期胃肠道不良反应(3级放射性肠炎).结论 与3DCRT比较,IMRT是治疗子宫内膜癌术后患者更为安全的方法,急性胃肠道和泌尿生殖道不良反应的发生风险较低.
    • 戚秀荣; 胡震; 崔淑敏; 李欣悦
    • 摘要: 目的 比较术前三维适形放疗(3D-CRT)及调强放疗(IMRT)联合化疗用于局部进展期直肠癌(LARC)的近期疗效、耐受性,并随访比较两组无进展生存时间(PFS)及总生存时间(OS).方法 回顾性收集2010年5月至2016年3月在本院行术前3D-CRT或IMRT联合同期化疗后手术的133例LARC患者的病例资料,其中3D-CRT组71例,IMRT组62例.IMRT组:PTV1 50.4 Gy/2.0 Gy ×25F,PTV2 46 Gy/1.84 Gy×25F;3D-CRT组PTV2 46 Gy/1.84 Gy ×25F.两组放化疗期间急性不良反应评价参照CTCAE 3.0标准,比较两组放化疗期间不良反应发生情况、手术情况、术后并发症及术后病理降期;随访比较两组PFS及OS.结果 同期放化疗期间,两组中位剂量、放疗中断率、2级及3级血液学及非血液学不良反应发生率比较,差异均无统计学意义(P>0.05).两组均无4级不良反应的发生;均为全直肠系膜切除术;术后并发症比较差异均无统计学意义(P>0.05).IMRT组术后4级病理降期率为25.8%,3 D-CRT组为15.5%,差异无统计学意义(P>0.05);IMRT、3D-CRT组3级以上病理降期率分别为45.2%和25.4%,差异有统计学意义(x2 =5.741,P=O.017).IMRT、3D-CRT组术后中位PFS分别为36.5、30.0个月,差异有统计学意义(P=0.000);中位OS分别为41.5、36.0个月,差异有统计学意义(P=0.000).结论 LARC新辅助调强放疗为可行的治疗方案,与三维适形放疗相比提高了病理降期,延长生存期并降低复发,有待更高的局部加量进一步提高疗效.
    • 肖薇薇; 李德华
    • 摘要: 目的 探讨细节护理在非小细胞肺癌患者行甘氨双唑钠联合小剂量顺铂治疗中的应用效果.方法 选取2016年1月至2018年6月中国医科大学附属第一医院收治的非小细胞肺癌患者99例作为研究对象,遵循单盲随机分配原则分为对照组49例和观察组50例.所有患者采取三维适形放疗,并采用甘氨双唑钠与小剂量顺铂辅助治疗,治疗过程中对照组采取常规护理措施,观察组采取细节护理措施.比较两组不良反应发生率、癌因性疲乏评分、癌因性疼痛评分、负性情绪评分、睡眠质量评分及护理满意度.结果 观察组的不良反应发生率均低于对照组(χ2 =5.172、4.504、4.141、5.029,均P<0.05).护理后,观察组的癌因性疲乏评分[(3.75 ± 2.04)分]、癌因性疼痛评分[(3.09 ± 1.98)分]、负性情绪评分[焦虑评分(38.58 ± 5.94)分、抑郁评分(37.59 ± 5.82)分]、睡眠质量评分[(9.18 ± 2.67)分]均低于对照组的(5.86 ± 2.13)分、(5.17 ± 2.06)分、(46.69 ± 8.07)分、(45.28 ± 7.35)分、(12.37 ± 3.24)分,差异均有统计学意义(t=5.034、5.122、5.703、5.777、5.351,均P<0.05);观察组的护理总满意率为96.00% ,高于对照组的81.63% ,差异有统计学意义(χ2 =5.172,P<0.05).结论 在非小细胞肺癌患者行甘氨双唑钠与小剂量顺铂辅助治疗过程中,对患者实施细节护理干预,可有效减少患者的放疗不良反应,减轻其癌因性疲乏和疼痛,有利于减轻癌痛对患者心理状况和睡眠质量的干扰,使患者对护理服务更加满意.
    • 陈国付; 颜桂明; 张飞燕
    • 摘要: Objective To explore the clinical effect of new type rectal cancer radiotherapy individualized fixation device in the radiotherapy of rectal cancer. Methods From June 2015 to December 2016,60 patients with rectal cancer who accepted the external irradiation in Zhejiang Tumor Hospital were divided into two groups by random number table method. A group(31 cases) received new type rectal cancer radiotherapy position fixation devices with thermoplastic film. B group(29 cases) received simple foam pad with thermoplastic film. Before each treatment,Cone beam CT(CBCT) scan was conducted. The applied CBCT image and the planned reconstruction image were compared in the direction of X(left and right),Y(upper and lower)and Z(front and rear) axis. The setup error was recorded, and the correlation between the two groups was analyzed. Results The average setup error of patients in A group in X (left and right),Y(upper and lower),Z(front and rear) axis were (1. 61 ± 0. 18)mm,(1. 82 ± 0. 13)mm,(1. 91 ± 0. 11)mm,respectively. The average setup error of patients in B group in X(left and right),Y(upper and lower),Z (front and rear) axis were (2. 22 ± 0. 13)mm,(2. 43 ± 0. 14)mm,(2. 36 ± 0. 13)mm,respectively. There were statistically significant differences between the two groups(t=14. 958,17. 501,11. 283,all P<0. 001). Conclusion The new type of rectal cancer radiotherapy position fixing device is more comfortable than the simple foam pad,and the setting error is smaller than the simple foam pad.%目的 探讨新型直肠癌放疗个体化固定装置在直肠癌患者放疗体位固定中的临床应用效果.方法 选择浙江省肿瘤医院2015年6月至2016年12月接受外照射放疗的直肠癌患者60例,采用随机数字表法分为两组,甲组31例应用新型直肠癌放疗体位固定装置加热塑体膜,乙组29例应用简易泡沫垫加热塑体膜.在每次治疗前进行锥形束CT(CBCT)扫描,应用CBCT图像和计划重建图像比较两组左右(X)、上下(Y)、前后(Z)轴方向的摆位误差.结果 甲组X、Y、Z轴方向的平均摆位误差分别为(1. 61 ± 0. 18) mm、(1.82 ±0.13)mm、(1.91 ±0.11)mm,乙组X、Y、Z轴方向的平均摆位误差分别为(2.22 ±0.13)mm、(2.43 ± 0. 14)mm、(2. 36 ± 0. 13)mm,两组差异均有统计学意义(t=14. 958、17. 501、11. 283,均P<0. 001).结论 新型直肠癌放疗体位固定装置在舒适度上较简易泡沫垫高,摆位误差小于简易泡沫垫加热塑体膜.
    • 赵喜; 姚炜; 刘静
    • 摘要: 目的比较三维适形放疗技术(three-dimensional conformal radiotherapy,3D-CRT)与调强放疗同步补量(intensity modulated radiation therapy with simultaneous integrated boost,IMRT-SIB)治疗保乳术后早期乳腺癌患者的急性放射性不良反应和近期美容疗效。方法选取86例保乳术后经3D-CRT(3D-CRT组41例)或IMRT-SIB(IMRTSIB组45例)治疗的女性早期乳腺癌患者。比较两组放射性皮肤损伤发生情况和美容效果。结果3D-CRT组较IMRT-SIB组患者出现较严重的放射性皮肤损伤(P0.05)。结论早期乳腺癌保乳术后,IMRT-SIB治疗较3D-CRT治疗可有效减少急性放射性不良反应的发生,二者在近期美容疗效方面均反应良好。
    • 谢小晨
    • 摘要: [目的]探讨晚期非小细胞肺癌(NSCLC)ⅢA/B期放化疗治疗效果及预后影响因素.[方法]回顾性分析2012年3月至2015年3月本院收治的无法手术晚期NSCLC患者的临床资料,均采单纯放疗或放化疗综合治疗,收集患者人口学资料、治疗相关资料、卡氏评分(KPS)结果、家族病史、吸烟史、病理学资料及预后资料,分析其治疗效果,总结预后相关因素.[结果]①近期疗效中无完全缓解患者,部分缓解77例,稳定35例,进展8例,总缓解率为64.17%(77/120),其中同步放化疗总缓解率为78.85%(41/52),序贯放化疗63.41%(26/41),单纯放疗37.04%(10/27).②120例患者中存活30例(25.00%),死亡90例(75.00%),中位生存时间为(22.5±2.4)个月;患者1年、2年、3年生存率分别为79.17%(95/120)、31.67%(38/120)、18.33%(22/120);治疗失败84例(70.00%)中局部复发35例(29.17%),远处转移41例(34.17%),局部复发伴转移8例(6.67%).③多元Logistic回归分析结果显示:性别、KPS评分、N分期、临床分期、照射剂量、治疗方法、近期疗效为影响NSCLC患者生存期的独立危险因素.[结论]采用同步放化疗方案治疗无法手术的晚期NSCLC患者疗效好;性别、KPS评分、N分期、临床分期、照射剂量、治疗方法、近期疗效是影响患者预后的独立危险因素.
    • 叶玲玲; 段爱雄
    • 摘要: 目的 比较三维适形放疗及介入方法治疗脾功能亢进(脾亢)的疗效、不良反应.方法 回顾性分析安徽医科大学附属安庆医院2010年5月至2016年5月脾亢伴血小板减少症或白细胞减少症患者45例,其中25例采用三维适形放射治疗,20例采用介入治疗.采用重复测量方差分析方法判断不同组别随着时间的变化对研究对象脾脏大小、血常规指标的影响.结果 时间因素对脾脏长度及深度的影响差异有统计学意义(F=3.181,P=0.046;F =4.162,P=0.037);组别对脾脏长度及深度的影响差异无统计学意义(F =0.793,P=0.378;F=3.932,P=0.054);治疗后,放疗组/介入组的白细胞计数(×109·L-1)为(6.02±1.56)/(5.15±1.52)及血小板计数(×109·L-1)为(100.97±77.83)/(95.06±44.38)、血红蛋白水平(g·L-1)为(113.22±9.48)/(124.84±17.2),分别较治疗前显著升高[WBC(×109·L-1):(2.64±0.95)/(3.12±1.21),PLT(×109· L-1):(42.19±0.42)/(52.47±20.48),HB(g·L-1):(109.73±9.21)/(112.45±13.88)](F=99.721,P <0.001;F=17.447,P<0.001;F =8.398,P<0.001),各组外周血细胞计数差异无统计学意义(WBC:F =0.091,P=0.764;PLT:F=0.379,P=0.541;HB:F=2.078,P=0.157).接受介入治疗患者不良反应发生率为100%,所有患者出现发热、疼痛;三维适形放疗后出现发热有2例(2/25,8%),出现脾区疼痛的有3例(3/25,12%),发生率低于介入组.结论 脾亢三维适形放疗可达到和介入治疗相同的疗效,并显著减少不良反应.
    • 郭学玲; 刘永明; 代智涛; 于春山; 孙永健; 曹洋森; 居小萍; 张火俊
    • 摘要: [Abstact] Objective To analyze the related parameters of the treatment plans for the pancreatic cancer with the Cyber-knife system.Methods The clinical data of 129 patients with single-target pancreatic cancer for the first time who underwent CyberkKnife radiosurgery between January 2017 and December 2017 in Shanghai Changhai Hospital were retrospectively analyzed.The parameters were all selected from the MultiPlan @4.0.2 treatment planning system and the data were analyzed.Results The volume of the targets in 129 patients with pancreatic cancer was 3.355-238.936 cm3,with the average volume of 51.43 ± 55.64 cm3.Patients were averagely treated for 5 to 8 sessions,and the average prescription dose was 6 Gy × 6 fraction,which equaled to 58 Gy in the biological equivalent dose (BED).The collimators with 20 mm and 15 mm accounted for up to 31% and 27%,respectively,which were the top 2 options.The finally designed the conformal index(CI),new conformal index(nCI),and the homogeneity index were 1.14 ± 0.09,1.29 ± 0.09 and 1.42 ± 0.04,respectively.The coverages of tumor target was 80.3%-95.6%,with the average of 90.0 ± 4.6%.The treatment nodes,beams and Mus are 79,180 and 7 060 in average.The estimated treatment time was 42 ± 8 minutes.The organs at risk can be protected very well.Conclusions Reasonable Cyber-knife treatment plan can guarantee that stereotactic body radiation therapy can effectively treat Pancreatic Cancer.%目的 分析射波刀治疗胰腺癌的治疗计划方案的相关参数.方法 回顾性分析2017年1月至12月上海长海医院收治的129例行射波刀治疗的首程单靶区胰腺癌患者的临床资料,提取采用MultiPlan@4.0.2治疗计划系统得到的治疗计划方案的参数,并进行数据分析.结果 129例胰腺癌患者的靶区体积为3.355 ~ 238.936 cm3,平均(51.43 ±55.64) cm3.患者平均接受5~8次治疗,靶区处方剂量平均为6 Gy×6次,对应的生物等效剂量平均为58 Gy.计划设计时所选准直器直径多为20 mm和15 mm,分别占31%和27%.最终设计的靶区适形指数、新适形指数及均质指数分别为1.14±0.09、1.29±0.09、1.42 ±0.04,治疗靶区覆盖率80.3%~95.6%,平均(90.0±4.6)%.平均治疗结点数、射束数及总跳数分别为76±9、180 ±48、7 061±2 801,治疗时间为(42±8) min,周围危及器官均得到了极好的保护.结论 合理的射波刀治疗计划方案是立体定向放射治疗胰腺癌达到显著疗效的重要保障.
    • 龙斌; 刘利民; 周光华; 施晓焱; 龙君
    • 摘要: Objective To compare the efficacy and adverse reactions of large segmentation gamma knife and large segmentation conformal retransmission radiotherapy for locally recurrent nasopharyngeal carcinoma. Methods One hundred and twenty- one patients with locally recurrent nasopharyngeal carcinoma from January 2009 to June 2012 were selected. The patients were divided into large segmentation conformal retransmission radiotherapy group (control group, 61 cases) and large segmentation gamma knife retransmission radiotherapy group (study group, 60 cases) according to the propensity score matching method. The radiation injury, quality of life, short-term efficacy and long-term efficacy were observed. Results In the recent radiation injury, the incidences of maxillofacial skin reaction and fatigue in study group were significantly higher than those in control group: 28.3% (17/60) vs. 13.1% (8/61) and 48.3% (29/60) vs. 29.5% (18/61), and there were statistical differences (P0.05). In the long-term radiation injury, the incidences of deafness and difficulty in opening mouth in study group were significantly lower than those in control group: 33.3% (20/60) vs. 52.5%(32/61) and 58.3% (35/60) vs. 73.8% (45/61), the incidence of maxillofacial muscle fibrosis in control group was significantly higher than that in control group: 43.3% (26/60) vs. 26.2% (16/61), and there were statistical differences (P0.05). In the actual long- term radiation injury, the incidences of dry mouth, deafness and difficulty in opening mouth in study group were significantly lower than those in control group: 66.7% (40/60) vs. 86.9% (53/61), 31.7% (19/60) vs. 50.8% (31/61) and 43.3% (26/60) vs. 67.2% (41/61), the incidence of maxillofacial muscle fibrosis in study group was significantly higher than that in control group: 41.7% (25/60) vs. 23.0% (14/61), and there were statistical differences (P0.05). There were no significant differences in Karnofsky performance scale (KPS) score and body weight change before treatment and at the end of treatment, and at the end of treatment and 3 months after treatment between 2 groups (P > 0.05). For the short-term efficacy, the local control rates of 3, 6, 9 and 12 months after treatment in study group were significantly higher than those in control group: 75.0% (45/60) vs. 54.1% (33/61), 86.7% (52/60) vs. 62.3% (38/61), 90.0% (54/60) vs. 67.2% (41/61) and 91.7% (55/60) vs. 68.9% (42/61), and there were statistical differences (P 0.05). Conclusions Large-segment gamma knife and large-segment conformal reconstitution radiotherapy are effective for the short-term curative effect and long-term curative effect of locally recurrent nasopharyngeal carcinoma. They can reduce radiation damage and have better safety. Large segmentation gamma knife reconstitution radiotherapy is more advantageous in reducing the long- term radiation injury and improving the local control than large segmentation conformal retransmission radiotherapy.%目的 比较大分割伽马刀与大分割适形再程放疗治疗局部复发鼻咽癌的疗效和不良反应.方法 选取2009年1月至2012年6月收治局部复发鼻咽癌患者121例,倾向性得分匹配法分为大分割适形再程放疗组(对照组,61例)和大分割伽马刀再程放疗组(研究组,60例).观察放射损伤、生命质量影响、近期疗效及远期疗效等.结果 近期放射损伤,研究组颌面部皮肤反应和乏力发生率明显高于对照组[28.3%(17/60)比13.1%(8/61)和48.3%(29/60)比29.5%(18/61)],差异有统计学意义(P0.05).远期放射损伤,研究组耳聋和张口困难发生率明显低于对照组[33.3%(20/60)比52.5%(32/61)和58.3%(35/60)比73.8%(45/61)],而颌面部肌肉纤维化发生率明显高于对照组[43.3%(26/60)比26.2%(16/61)],差异有统计学意义(P0.05).实际远期放射损伤,研究组口干、耳聋和张口困难发生率明显低于对照组[66.7%(40/60)比86.9%(53/61)、31.7%(19/60)比50.8%(31/61)和43.3%(26/60)比67.2%(41/61)],而颌面部肌肉纤维化发生率明显高于对照组[41.7%(25/60)比23.0%(14/61)],差异有统计学意义(P0.05).两组治疗前与治疗结束时及治疗结束时与治疗后3个月KPS评分、体质量变化比较差异无统计学意义(P>0.05).近期疗效,研究组治疗后3、6、9和12个月局部控制率明显高于对照组[75.0%(45/60)比54.1%(33/61)、86.7%(52/60)比62.3%(38/61)、90.0%(54/60)比67.2%(41/61)和91.7%(55/60)比68.9%(42/61)],差异有统计学意义(P0.05).结论 大分割伽玛刀与大分割适形再程放疗用于局部复发鼻咽癌患者的近期疗效、远期疗效较好,可减少放射损伤,安全性较好;大分割伽马刀再程放疗比大分割适形再程放疗在降低远期放射损伤和提高局部控制上更有优势.
    • 王茂玉; 沙莎; 高鹏; 栾福玉
    • 摘要: 目的 观察老年局部晚期食管癌患者三维适形放疗(3D-CRT)后放射性肺损伤(RILI)发生的相关因素,以指导临床放疗计划有效、安全执行.方法 回顾性分析行3D-CRT的72例老年局部晚期食管癌患者的临床资料及放疗物理参数,包括患者性别、年龄、卡氏评分、吸烟史、病变部位、T分期、基础肺疾病、放疗剂量、全肺接受5 Gy的照射体积(V5)、V10、V15、V20、V25、V30、V35、V40及平均肺剂量(MLD).结果 在72例老年食管癌患者中,有15例发生RILI.单因素分析显示,RILI与高龄、基础肺疾病、V5、V10、V15、V20、V25及MLD有相关性(x2=5.098,P=0.026;x2=3.598,P=0.030;t=3.854,P=0.034;t =4.901,P=0.022;t=4.638,P=0.029;=5.122,P=0.015;=3.652,P=0.041;t=5.760,P=0.010).结论 老年食管癌患者放射治疗过程中,应充分考虑高龄、基础肺疾病、V5、V10、V15、V20、V25及MLD等因素,减少发生放射性肺损伤的风险.
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