Analytical, Diagnostic and Therapeutic Techniques, and Equipment

International Normalized Ratio

System established by the World Health Organization and the International Committee on Thrombosis and Hemostasis for monitoring and reporting blood coagulation tests. Under this system, results are standardized using the International Sensitivity Index for the particular test reagent/instrument combination used.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

System established by the World Health Organization and the International Committee on Thrombosis and Hemostasis for monitoring and reporting blood coagulation tests. Under this system, results are standardized using the International Sensitivity Index for the particular test reagent/instrument combination used.

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Broader headings

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Synonyms

6 entry terms
  • INR
  • International Normalized Ratios
  • Normalized Ratio, International
  • Normalized Ratios, International
  • Ratio, International Normalized
  • Ratios, International Normalized

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Aspects Covered

14 allowable subheadings

Indexed with the subheadings adverse effects, classification, economics, ethics, history, instrumentation, methods, mortality, nursing, psychology, standards, statistics & numerical data, trends, veterinary.

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Indexing Annotation

note short X ref

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History Note

98

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AMA Style

References

  1. National Library of Medicine. International Normalized Ratio. Medical Subject Headings (MeSH). 2026. Unique ID D019934. http://id.nlm.nih.gov/mesh/2026/D019934
  2. International Normalized Ratio. In: Wikipedia. https://en.wikipedia.org/wiki/International_Normalized_Ratio
  3. International Normalized Ratio. In: Wikidata. https://www.wikidata.org/wiki/Q3494432