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¹Dicle Üniversitesi Tıp Fakültesi, Patoloji, Anabilim Dalı, Diyarbakır
²Dicle Üniversitesi Tıp Fakültesi, Patoloji Nöroşirürji, Anabilim Dalı, Diyarbakır In this retrospective study, 57 astrocytoma cases were evaluated between 1988 and 1997 histopatologically. Male to female ratio was 1.71 (36 male, 21 female). The mean age of patients was 36.73 and most of cases were encountered in the second and fifth decades of life. Of cases, there were 7% grade I, 16% grade 11, 32% grade III and 45% grade IV according to Daumas-Duport system. According to World Health Organization (WHO) classification, 23% of cases were astrocytoma, 32% anaplastic astrocytoma and 45% glioblastoma. Correlation between the age and the grade of astrocytoma was noted. Anahtar Kelimeler : Astrocytoma, Daumas-Duport, grading, WHO