International Normalized Ratio

Synonyms

INR

International Normalized Ratios

Normalized Ratio, International

Normalized Ratios, International

Ratio, International Normalized

Ratios, International Normalized

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.