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Radiation Dosage

The amount of radiation energy that is deposited in a unit mass of material, such as tissues of plants or animal. In RADIOTHERAPY, radiation dosage is expressed in gray units (Gy). In RADIOLOGIC HEALTH, the dosage is expressed by the product of absorbed dose (Gy) and quality factor (a function of linear energy transfer), and is called radiation dose equivalent in sievert units (Sv).

Year introduced: 1972

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Tree Number(s): E05.799.513, G01.750.740, N06.850.810.250

MeSH Unique ID: D011829

Entry Terms:

  • Dosages, Radiation
  • Radiation Dosages
  • Dosage, Radiation
  • Gray Units
  • Units, Gray
  • Gy Radiation
  • Sievert Units
  • Units, Sievert
  • Sv Radiation Dose Equivalent

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