Chemicals and Drugs

Radioisotopes

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)

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

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)

MeSH Record

Classification

Related Concepts

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See Also

MeSH Record

Synonyms

19 entry terms
  • Radioactive Isotope
  • Radioactive Isotopes
  • Radioisotope
  • Radionuclide
  • Radionuclides
  • Isotope, Radioactive
  • Isotopes, Radioactive
  • Daughter Isotope
  • Daughter Nuclide
  • Daughter Nuclides
  • Daugter Isotopes
  • Radiogenic Isotope
  • Radiogenic Isotopes
  • Isotope, Daughter
  • Isotope, Radiogenic
  • Isotopes, Daugter
  • Isotopes, Radiogenic
  • Nuclide, Daughter
  • Nuclides, Daughter

MeSH Record

Aspects Covered

19 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, analysis, blood, cerebrospinal fluid, chemistry, classification, economics, history, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

Indexing 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

MeSH Hierarchy

Tree Number

AMA Style

References

  1. National Library of Medicine. Radioisotopes. Medical Subject Headings (MeSH). 2026. Unique ID D011868. http://id.nlm.nih.gov/mesh/2026/D011868
  2. Radioisotopes. In: Wikidata. https://www.wikidata.org/wiki/Q108883098