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Table 2 Therapeutic strategies according to WHO grade

From: Retrospective analysis of 104 histologically proven adult brainstem gliomas: clinical symptoms, therapeutic approaches and prognostic factors

  WHO grade Total
I II III IV
Therapy      
 External beam radiation 6 (40.0%) 16 (53.3%) 18 (43.9%) 4 (28.6%) 44 (44.0%)
 Radio-/Chemotherapy 1 (6.7%) 4 (13.3%) 12 (29.3%) 5 (35.7%) 22 (22.0%)
 Interstitial radiosurgery 4 (26.7%) 3 (10.0%) - - 7 (7.0%)
 Chemotherapy - - 2 (4.9%) 2 (14.3%) 4 (4.0%)
 No tumor specific therapy 4 (26.7%) 7 (23.3%) 9 (22.0%) 3 (21.4%) 23 (23.0%)
Total 15 (100.0%) 30 (100.0%) 41 (100.0%) 14 (100.0%) 100 (100.0%)