MeSH Browser

MeSH Heading: Radioisotopes
Tree Number(s): D01.496.749
Unique ID: D011868
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D011868
Annotation: general or unspecified; prefer specifics; for routine use as tracer, use no qualifiers; DIAGNOSTIC TECHNIQUES, RADIOISOTOPE is also available; m (metastable) = RADIOISOTOPES or specific pre-coordinated radioisotope; decay: coordinate RADIOISOTOPES or specific radioisotope with RADIOACTIVITY & do not add RADIOMETRY; radioisotope implants = RADIOISOTOPES or specific /‌admin or BRACHYTHERAPY
Scope Note: Isotopes that exhibit radioactivity and undergo radioactive decay. (From Grant & Hackh's Chemical Dictionary, 5th ed & McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
Entry Term(s): Daughter Isotope; Daughter Nuclide; Daughter Nuclides; Daugter Isotopes; Radioactive Isotope; Radioactive Isotopes; Radiogenic Isotope; Radiogenic Isotopes; Radioisotope; Radionuclide; Radionuclides
See Also: Elements, Radioactive; Isotope Labeling; Isotopes
Date Established: 1966/01/01
Date of Entry: 1999/01/01
Revision Date: 2020/05/27

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

analysis (AN)

blood (BL)

cerebrospinal fluid (CF)

chemistry (CH)

classification (CL)

economics (EC)

history (HI)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

poisoning (PO)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

urine (UR)

Concept UI: M0018425
Scope Note: Isotopes that exhibit radioactivity and undergo radioactive decay. (From Grant & Hackh's Chemical Dictionary, 5th ed & McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
Terms: Radioisotopes Preferred Term
Term UI T035021
Date01/01/1999
LexicalTag NON
ThesaurusID NLM (1966); Radionuclides
Term UI T035022
Date03/24/1976
LexicalTag NON
ThesaurusID UNK (19XX); Radioactive Isotopes
Term UI T035023
Date07/30/1996
LexicalTag NON
ThesaurusID NLM (1998); Radioisotope
Term UI T000998729
Date11/21/2019
LexicalTag NON
ThesaurusID NLM (2021); Radioactive Isotope
Term UI T000998730
Date11/21/2019
LexicalTag NON
ThesaurusID NLM (2021); Radionuclide
Term UI T000998731
Date11/21/2019
LexicalTag NON
ThesaurusID NLM (2021)

Concept UI: M000620526
Terms: Daugter Isotopes Preferred Term
Term UI T000905714
Date08/18/2016
LexicalTag NON
ThesaurusID NLM (2018); Daughter Nuclides
Term UI T000905722
Date08/18/2016
LexicalTag NON
ThesaurusID NLM (2018); Daughter Nuclide
Term UI T000998728
Date11/21/2019
LexicalTag NON
ThesaurusID NLM (2021); Radiogenic Isotopes
Term UI T000905790
Date08/19/2016
LexicalTag NON
ThesaurusID NLM (2018); Radiogenic Isotope
Term UI T000998733
Date11/21/2019
LexicalTag NON
ThesaurusID NLM (2021); Daughter Isotope
Term UI T000998732
Date11/21/2019
LexicalTag NON
ThesaurusID NLM (2021)

Radioisotopes MeSH Descriptor Data 2025