Parameters

Number of cases

Age (years)

                        Mean

14 years

                        Range

8-75 years

                        <16 year (Children)

11

                        >16 year (Adult)

29

Sex

                      Male

24

                      Female

16

Location of tumor

                      Frontal

12

                      Temporal

7

                      Temporo-parietal

3

                      Parieto-occipital

3

                      Cerebellum

7

                      Optic nerve

2

                      Hypothalamus

2

                      Brain stem

3

                      Lateral ventricle

1

Histopathology

                      Fibrillary astrocytoma

11

                      Pilocytic astrocytoma

10

                      Glioblastoma

8

                      Anaplastic astrocytoma

5

                      Ependymoma

3

                      Oligodendroglioma

3

RT-PCR (KIAA1549-BRAF fusion)

                      Positive

9

                      Negative

31