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Table 1 Dose constraints for OAR

From: Clinical evaluation of intensity-modulated radiotherapy for locally advanced pancreatic cancer

Structure

Constraints

Stomach/Duodenum

V45 Gy < 1 cc

 

V42 Gy < 5 cc

 

V39 Gy < 25 cc

Stomach + PRV/Duodenum + PRV

V39 Gy < 30 cc

 

V36 Gy < 45 cc

Spinal cord

Dmax < 36 Gy

Spinal cord + PRV

D2 cc < 39 Gy

Kidney (at least one)

V20 Gy < 30%

Liver

Dmean < 30 Gy

  1. Abbreviations; OAR organs at risk, PRV planning organ at risk volume, Dmax he maximum dose to the structure volume, Dmean the mean dose to the structure volume, D2 cc the maximum dose covering ≥2 cc of the structure volume, VxxGy the volume of the structure receiving > xx Gy
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Radiation Oncology

ISSN: 1748-717X

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