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Table 1 The dose constraints of organ at risk

From: Volumetric intensity-modulated Arc (RapidArc) therapy for primary hepatocellular carcinoma: comparison with intensity-modulated radiotherapy and 3-D conformal radiotherapy

OAR

Dose constraints

Normal liver

Mean dose ≤ 26 Gy

Stomach

Maximum dose ≤ 54 Gy

Kidney

At least one side of kidney ≤ 23 Gy (mean dose)

Spinal cord

Maximum dose ≤ 47 Gy

(Maximum dose of spinal cord plus 5-mm margin ≤ 45 Gy)

  1. OAR: Organ at risk.
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Radiation Oncology

ISSN: 1748-717X

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