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Acta Medica Iranica، جلد ۳۷، شماره ۳، صفحات ۱۵۵-۱۶۰
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عنوان انگلیسی BRAIN ASTROCYTOMAS : A STUDY OF EPIDEMIOLOGICAL FINDINGS, TREATMENT RESULTS AND PROGNOSTIC FACTORS IN TEHRAN CANCER INSTITUTE'S RADIOTHERAPY PATIENTS
چکیده انگلیسی مقاله - Astrocytomas, including glioblastoma multiforme (GBM), arc the most common brain tumors. Post-operative radiotherapy plays an important rote in their treatment. Records of all patients with a pathologic diagnosis of astrocytoma referred for radiotherapy from 1987-1992 were reviewed and prognostic factors with regard to recurrences were analyzed. During the study period, 162 astrocytoma patients were treated by radiation in our department. Malc-to~fcmalc ratio was 1.4:1. Tlic disease was most prevalent in the 3rd ami 4th decades of life. Most tumors were in cerebral hemispheres and grade IV. In nearly all patients only CT scan had been used for diagnosis, and total resection had been performed. Radiation dose was mostly 5,000-5,500 cGy by standard fractionation. Follotv-up was available for 91 patients, and in these patients CCNU (tomustine) chemotherapy was prescribed for high-grade tumors. Tltrec-year local control was 77% . Grade, extent of surgery, and use of CCNU were statistically significant as prognostic factors. Also 4 GBM long-term survivors were found. Treatment of brain astrocytomas by radiation in our department was concluded to he reasonably successful.
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نویسندگان مقاله f آموزگار هاشمی | f amouzegar hashemi


p حداد | p haddad


m سجادی k دهشیری | m sajjadi k dehshiri


نشانی اینترنتی http://acta.tums.ac.ir/index.php/acta/article/view/1791
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