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Radiation Dosage MeSH Descriptor Data 2025


MeSH Heading
Radiation Dosage
Tree Number(s)
E05.799.513
G01.750.740
N06.850.810.250
Unique ID
D011829
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D011829
Scope Note
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).
Entry Version
RAD DOSAGE
Entry Term(s)
Dosage, Radiation
Gray Units
Gy Radiation
Sievert Units
Sv Radiation Dose Equivalent
NLM Classification #
WN 665
Previous Indexing
Radiometry (1966-1971)
See Also
Dose-Response Relationship, Radiation
Radiotherapy Dosage
Public MeSH Note
72
History Note
72
Date Established
1972/01/01
Date of Entry
1999/01/01
Revision Date
2011/06/24

No Qualifiers
Radiation Dosage Preferred
Gray Units Narrower
Sievert Units Narrower
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