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Immunohistochemistry analysis as per the WHO grade
| WHO | Cases | IDH positive (%) | ATRX loss (%) | P53 positive (%) | Ki-67 >5(%) |
|---|---|---|---|---|---|
| Grade 1 | 11 | 0 | 0 | 2 (18.18 ) | 0 |
| Grade 2 | 33 | 24 (72.72) | 14 (42.42) | 19 (57.57) | 2 (6.06) |
| Grade 3 | 26 | 16 (61.53) | 9 (34.61) | 21 (80.76) | 22 (84.61) |
| Grade 4 | 45 | 14 (31.11) | 11 (24.44) | 18 (40) | 45 (100) |
| Total | 115 | 54 (46.95) | 34 (29.56) | 60 (52.17) | 69 (60) |
IDH – Isocitrate dehydrogenase; MIB – Monoclonal antibody to ki67
