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Table 3 Cumulative treatment parameters

From: Analysis of equivalent uniform dose (EUD) and conventional radiation treatment parameters after primary and re-irradiation of malignant glioma

   RT 1 + Re-RT Corrected sum
Target structure N Median Maximum Median Maximum
EUD (optic chiasm) [Gy] 25 48.8 76.5 29.0 50.3
Maximum dose (optic chiasm) [Gy] 25 57.7 80.3 32.0 53.6
EUD (brainstem) [Gy] 27 57.4 75.3 36.0 56.9
Maximum dose (brainstem) [Gy] 29 74.9 95.2 46.4 72.7
EUD (left optic nerve) [Gy] 26 22.1 60.2 14.2 35.7
Maximum dose (left optic nerve) [Gy] 26 28.0 64.7 15.6 38.1
EUD (right optic nerve) [Gy] 23 20.9 68.3 12.1 41.8
Maximum dose (right optic nerve) [Gy] 24 23.3 79.4 13.3 52.0
EUD (brain) [Gy] 10 73.8 77.3 50.8 53.9
Mean dose (brain) [Gy] 11 37.6 52.7 23.5 32.6
Maximum dose (brain) [Gy] 10 101.5 104.5 69.5 72.8
  1. Various parameters on first and re-irradiation for the patient population are shown.