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. 2024 Feb 17;51(5):1268–1286. doi: 10.1007/s00259-024-06640-x

Table 3.

Tissue weighting factors according to ICRP 103 [106]

Tissue wT
Red marrow 0.12
Colon 0.12
Lungs 0.12
Stomach 0.12
Breast 0.12
Gonads 0.08
Bladder 0.04
Oesophagus 0.04
Liver 0.04
Thyroid 0.04
Bone Surface 0.01
Brain 0.01
Salivary glands 0.01
Skin 0.01
Remainder tissues (adrenals, extrathoracic region, gall bladder, heart, kidneys, lymphatic nodes, muscle, oral mucosa, pancreas, prostate, small intestine, spleen, thymus, uterus/cervix) 0.12
Total 1.00