The LOINC database is available for free download. In addition to the LOINC table files, this zip archive also includes a number of accessory files which can prove useful in your implementation or use of LOINC.
Released: 2024-08-06
Size: 72MB
MD5: b1328b3014135259306f9b5a9a3fdbcb
All documentation is available in the LOINC Knowledge Base.
View File Contents
Loinc_2.78
├── AccessoryFiles
│ ├── AnswerFile
│ │ ├── AnswerFileReadMe.txt
│ │ ├── AnswerList.csv
│ │ └── LoincAnswerListLink.csv
│ ├── ChangeSnapshot
│ │ ├── ChangeSnapshotReadMe.txt
│ │ ├── LoincChangeSnapshot.csv
│ │ └── PartChangeSnapshot.csv
│ ├── ComponentHierarchyBySystem
│ │ ├── ComponentHierarchyBySystem.csv
│ │ └── ComponentHierarchyBySystemReadMe.txt
│ ├── ConsumerName
│ │ ├── ConsumerName.csv
│ │ └── ConsumerNameReadMe.txt
│ ├── DocumentOntology
│ │ ├── DocumentOntology.csv
│ │ └── DocumentOntologyReadMe.txt
│ ├── DocumentOntologyOwl
│ │ ├── DocumentOntology.owl
│ │ └── DocumentOntologyOwlReadme.txt
│ ├── GroupFile
│ │ ├── Group.csv
│ │ ├── GroupAttributes.csv
│ │ ├── GroupFileReadMe.txt
│ │ ├── GroupLoincTerms.csv
│ │ ├── ParentGroup.csv
│ │ └── ParentGroupAttributes.csv
│ ├── ImagingDocuments
│ │ ├── ImagingDocumentCodes.csv
│ │ └── ImagingDocumentCodesReadMe.txt
│ ├── LinguisticVariants
│ │ ├── LinguisticVariants.csv
│ │ ├── LinguisticVariantsReadMe.txt
│ │ ├── deAT24LinguisticVariant.csv
│ │ ├── deDE15LinguisticVariant.csv
│ │ ├── elGR17LinguisticVariant.csv
│ │ ├── esAR7LinguisticVariant.csv
│ │ ├── esES12LinguisticVariant.csv
│ │ ├── esMX28LinguisticVariant.csv
│ │ ├── etEE10LinguisticVariant.csv
│ │ ├── frBE23LinguisticVariant.csv
│ │ ├── frCA8LinguisticVariant.csv
│ │ ├── frFR18LinguisticVariant.csv
│ │ ├── itIT16LinguisticVariant.csv
│ │ ├── koKR13LinguisticVariant.csv
│ │ ├── nlNL22LinguisticVariant.csv
│ │ ├── plPL29LinguisticVariant.csv
│ │ ├── ptBR11LinguisticVariant.csv
│ │ ├── ruRU20LinguisticVariant.csv
│ │ ├── trTR19LinguisticVariant.csv
│ │ ├── ukUA30LinguisticVariant.csv
│ │ └── zhCN5LinguisticVariant.csv
│ ├── LoincIeeeMedicalDeviceCodeMappingTable
│ │ ├── LoincIeeeMedicalDeviceCodeMappingTable.csv
│ │ └── LoincIeeeMedicalDeviceCodeMappingTableReadMe.txt
│ ├── LoincRsnaRadiologyPlaybook
│ │ ├── LoincRsnaRadiologyPlaybook.csv
│ │ └── LoincRsnaRadiologyPlaybookReadMe.txt
│ ├── LoincUniversalLabOrdersValueSet
│ │ ├── LoincUniversalLabOrdersValueSet.csv
│ │ └── LoincUniversalLabOrdersValueSetReadMe.txt
│ ├── Loinc_2.78_DifferenceReport.pdf
│ ├── PanelsAndForms
│ │ ├── AnswerList.csv
│ │ ├── Loinc.csv
│ │ ├── LoincAnswerListLink.csv
│ │ ├── PanelsAndForms.csv
│ │ └── PanelsAndFormsReadMe.txt
│ ├── PartFile
│ │ ├── LoincPartLink_Primary.csv
│ │ ├── LoincPartLink_Supplementary.csv
│ │ ├── Part.csv
│ │ ├── PartFileReadMe.txt
│ │ └── PartRelatedCodeMapping.csv
│ └── Updates
│ ├── Updates.csv
│ ├── Updates.mdb
│ └── UpdatesReadMe.txt
├── LoincLicense_5.6.txt
├── LoincReadMe.txt
├── LoincTable
│ ├── Loinc.csv
│ ├── MapTo.csv
│ └── SourceOrganization.csv
├── LoincTableCore
│ ├── LoincTableCore.csv
│ ├── LoincTableCoreReadMe.txt
│ └── MapTo.csv
└── loinc.xml
Additional files with specialized content
Top 20,000 Results
The former Top 2000+ common test rankings have been updated from new data sources and now comprise rankings up to 20,000. Learn more about these changes.
Common UCUM Units
This translation table enumerates the UCUM syntax for many common unit patterns currently used in electronic reporting.
LOINC/SNOMED CT Collaboration files
You may request this file created in July 2017. We invite you to sample work created as part of a new collaboration between the organizations.
Other ways to access LOINC content
A LOINC login is required to access each of these resources. You can create one for free.
SearchLOINC
This web-based tool allows you to find and export LOINC codes using an intuitive interface.
LOINC API using HL7® FHIR®
Access LOINC content programmatically using the HL7's popular FHIR standard.
RELMA®
Download and install this program for Windows to search for LOINC terms and map them to your local codes.
Archive of past LOINC releases
A complete archive of previous releases is available for your review.