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Table 5 Dosimetry parameters

From: Stereotactic body radiotherapy for intramedullary metastases: a retrospective series at the Oscar Lambret center and a systematic review

No. Of patients Near_Max (Gy) Near_Min (Gy) D50% (Gy) D98%_GTV (Gy) D95%_PTV (Gy) D99%_PTV (Gy) Prescription isodose (%) D2%_Spinal_Cord (Gy) D98%_Spinal_Cord (Gy) D50%_SPinal_Cord (Gy)
1 30.7 28.8 30.0 29.5 29.1 28.5 97 30.6 0.2 13.6
2 44.5 20.8 38.8 26.4 22.8 20.0 80 13.9 0.7 0.8
3 29.1 25.1 27.1 26.6 25.3 25.0 85 19.7 0.1 0.2
4 42.1 27.8 35.8 32.4 28.9 26.7 85 2.8 0.3 0.4
5 41.5 24.1 33.5 28.6 24.7 23.6 73 24.4 0.02 0.4
  1. Abbreviations: Gy, gray; Dx%, dose received in x% of the volume; Near_Max: dose received in 2% of the PTV; Near_Min: dose received in 98% of the PTV