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Evaluation on the effect of whole brain radiotherapy combined with Temozolomide in the treatment of brain metastases of non-small cell lung cancer |
WAN Lin-lin LIU Xiao-hong CHEN Kai |
Department of Oncology,People′s Hospital of Xinyu City in Jiangxi Province,Xinyu 338000,China |
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Abstract Objective To observe the efficacy and side effects of whole brain radiotherapy Combined with Temozolomide in the treatment of brain metastases of non-small cell lung cancer(NSCLC).Methods A total of 56 patients with NSCLC in our hospital from May 2014 to May 2017 were selected as the study objects.According to the random grouping method,all the patients were divided into the study group and the control group,with 28 cases in each group.The study group received whole brain radiotherapy combined with Temozolomide Capsules chemotherapy,whole brain radiotherapy dose was 40 GY/20 F,Temozolomide dose was 75 mg/(m2·d).The control group was treated with simple whole brain radiotherapy,and the dose and method of radiotherapy were the same as those of the study group.The treatment related adverse reactions were compared between the two groups during the treatment and after the end of the treatment.After 1 month at the end of the radiotherapy,the brain enhanced MRI was reviewed,and the total effective rate (RR),the progression free survival period and the total survival period were compared between the two groups.Results The total effective rate (RR)of the study group was higher than that of the control group,with significant difference (P<0.05).The median progression free survival of the study group was 3.9 months,which was higher than that of the control group for 2.8 months,and the difference was statistically significant(P<0.05).The median overall survival of the study group was 6.1 months,which was 5.2 months in the control group,there was no significant difference between the two groups(P>0.05).In the study group of adverse reactions,most of them were granulocytic,digestive tract reaction and headache and dizziness,all of which were gradeⅠ toⅡ.There was no significant difference in the incidence of adverse reactions between the two groups (P>0.05).All adverse reactions did not affect radiotherapy after symptomatic treatment.Conclusion whole brain radiotherapy combined with Temozolomide in the treatment of NSCLC brain metastases is highly effective in the near future,and can prolong the progression free survival,the adverse reaction is small,and the patient is well tolerated.
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