|
Objective To analyze the clinical value of spinal metastases IMRT . February 2005 - September , intensity-modulated radiotherapy in patients with spinal metastases , selected to meet the conditions of 12 patients were analyzed studies . 6MV-X line , prescription dose 28Gy ~ 48Gy, the average dose of 37.5 Gy , median dose 40 Gy , 2 Gy / time , 3-5 times / week , the total course of l6 ~ 28 days . During radiotherapy enhance patient care . Results analgesic effect , the total effective rate was 100 % . All combined functional damage in patients with spinal cord and nerves , nerve function after radiotherapy was three months have been varying degrees of ease . All of the patients were not severe myelitis radioactive radiation pneumonitis radiation injury . As of March 2008 , including three cases of survival 3 months , 1 survived 10 months , patients survived 17 months , 1 survived 25 months ; 6 cases survived for 39 months . This group of patients the whole group 1,2,3 spinal tumors Board control rate was 87.5% , 75% , 40% ; 1 -, 2 - and 3-year overall survival rate was 88.9% , 77.8% , 66.7% Conclusion IMRT spinal metastases is a safe and effective treatment , worthy of promotion in clinical treatment .
|