Category User guide Organisation Logical Observation Identifiers Names and Codes (LOINC) Type Standard Version 2022 Access Open Status Active Updated Jul-25 LOINC is an international standard for identifying health measurements, observations and documents such as laboratory and clinical test results. The fully specified name of LOINC is divided into 6 main parts, as described in the LOINC Users' Guide. This document describes how to search for matching parts of the LOINC name within the SearchLOINC and RELMA (Regenstrief LOINC Mapping Assistant) search tools.Main sections:- Part search- Part search field names Access Search Syntax: Part Search v2022 By accessing this content, you are leaving this website. The Agency takes no responsibility for the accuracy of content on the destination page.