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Table 2 Attenuation measurements of water and iodine phantoms

From: Radiotherapy treatment planning with contrast-enhanced computed tomography: feasibility of dual-energy virtual unenhanced imaging for improved dose calculations

Measurements

Attenuation values [HU]

Water phantom/true unenhanced image

1.6±11.0

Iodine phantom/enhanced image

274.3±22.5

Iodine phantom/virtual unenhanced (80/Sn140-kVp) image

11.6±29.2

Iodine phantom/virtual unenhanced (100/Sn140-kVp) image

34.1±9.9

  1. Note: Attenuation values are mean ± standard deviation in the region of interest.
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Radiation Oncology

ISSN: 1748-717X

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