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Logical Observation Identifier Names and Codes

Last uploaded: January 16, 2025
Details
Acronym LOINC
Visibility Public
Description Logical Observation Identifier Names and Codes (LOINC) provides formal names and standardized codes for laboratory and other clinical observations. The data cover laboratory terminology, vital signs, hemodynamics intake/output, EKG, obstetric ultrasound, cardiac echo, urologic, imaging, gastroendoscopic procedures, pulmonary ventilator management, and selected survey instruments.
Status Production
Format UMLS
Contact LOINC Support, loinc@regenstrief.org
Categories Health
Groups Cancer Biomedical Informatics Grid, Unified Medical Language System
License InformationThis ontology is made available via the UMLS. Users of all UMLS ontologies must abide by the terms of the UMLS license.
Submissions
Version Released Uploaded Downloads
LNC278 (Parsed, Indexed, Metrics, Annotator, Error Diff) 11/04/2024 01/16/2025 RDF/TTL | CSV
2024AA (Archived) 05/06/2024 08/28/2024 RDF/TTL
2023AB (Archived) 11/06/2023 01/31/2024 RDF/TTL
2023AA (Archived) 04/01/2023 08/07/2023 RDF/TTL
2022AB (Archived) 11/07/2022 01/06/2023 RDF/TTL
2022AA (Archived) 05/02/2022 06/10/2022 RDF/TTL
2021AB (Archived) 11/01/2021 11/18/2021 RDF/TTL
2021AA (Archived) 04/03/2021 05/20/2021 RDF/TTL
2020AB (Archived) 11/02/2020 01/06/2021 RDF/TTL
2020AA (Archived) 05/04/2018 09/24/2020 RDF/TTL
2019AB (Archived) 11/04/2019 11/18/2019 RDF/TTL
2019AA (Archived) 05/06/2019 08/27/2019 RDF/TTL
2018AB (Archived) 11/05/2018 04/29/2019 RDF/TTL
2018AA (Archived) 05/07/2018 07/06/2018 RDF/TTL
2017AB (Archived) 11/06/2017 07/06/2018 RDF/TTL
2017AA (Archived) 05/08/2017 04/06/2018 RDF/TTL
2016AB (Archived) 02/06/2017 02/06/2017 RDF/TTL
2016AA (Archived) 09/06/2016 09/06/2016 RDF/TTL
2015AB (Archived) 07/20/2016 07/20/2016 RDF/TTL
2015AA (Archived) 06/09/2015 06/09/2015 RDF/TTL
2014AB (Archived) 01/29/2015 01/29/2015 RDF/TTL
2014AA (Archived) 05/28/2014 05/28/2014 RDF/TTL
2013AB (Archived) 02/18/2014 02/18/2014 RDF/TTL
2013AA (Archived) 01/14/2014 01/14/2014 RDF/TTL
2013AA (Archived) 05/08/2013 09/25/2013 RDF/TTL
232 (Archived) 11/01/2010 11/09/2010 RDF/TTL
229 (Archived) 01/02/2010 08/12/2010 RDF/TTL
226 (Archived) 01/02/2009 07/31/2009 RDF/TTL
more...
Views of LOINC

No views of LOINC available

Metrics
Classes 292,064
Individuals 0
Properties 138
Maximum depth 16
Maximum number of children 24,317
Average number of children 4
Classes with a single child 38,590
Classes with more than 25 children 496
Classes with no definition 291,480
Visits
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TerminologyLinkingService

Jump to:
Id http://purl.bioontology.org/ontology/LNC/796-3
http://purl.bioontology.org/ontology/LNC/796-3
Preferred Name

Erythrocytes:NCnc:Pt:Synv fld:Qn:Automated count
Synonyms
Erythrocytes:Number Concentration (count/vol):To identify measures at a point in time:Synovial fluid (Joint fluid):Quantitative:Automated count
RBC # Snv Auto
RBC Auto (Syn fld) [#/Vol]
Erythrocytes [#/volume] in Synovial fluid by Automated count
Type http://www.w3.org/2002/07/owl#Class

All Properties

altLabel
Erythrocytes:Number Concentration (count/vol):To identify measures at a point in time:Synovial fluid (Joint fluid):Quantitative:Automated count
RBC # Snv Auto
RBC Auto (Syn fld) [#/Vol]
Erythrocytes [#/volume] in Synovial fluid by Automated count
prefLabel
Erythrocytes:NCnc:Pt:Synv fld:Qn:Automated count
LOINC time aspect
Pt
VERSION LAST CHANGED
2.73
notation
796-3
Has class
Has property
LOR
Observation
COMMON ORDER RANK
0
LOINC property
NCnc
LOINC system
Synv fld
LCL
HEM/BC
VERSION FIRST RELEASED
1.0
CONSUMER NAME
Red Blood Cell (RBC) Count, Synovial fluid
Has scale
Has component
Has method
Has system
LCS
ACTIVE
Related names 2
#; ABS; absolute; absolutes; Auto; Automated detection; Cnt; Count; Count/volume; CT; Discocytes; Elec; Elect; Electr; Erthrocyte; Erythrocyte; HEMATOLOGY/CELL COUNTS; Joint aspirate; Joint fld; Joint flu; Joint fluid; Number concentration; Number Concentration (count/vol); Point in time; QNT; Quan; Quant; Quantitative; Random; RBC; RBCS; Red blood cell; Red blood cells; Red blood corpuscle; Red blood corpusles; Red cell; Red cells; SF; SNV; Syn; Syn fl; Synov; Synovial fluid
LCT
MIN
LOINC scale type
Qn
subClassOf
Semantic type UMLS property
measures
LOINC component
Erythrocytes
Example units
10*3/uL
LOINC method type
Automated count
type
COMMON TEST RANK
18557
LCN
1
Has time aspect
tui
T201
LUR
Y
Loinc number of
cui
C0362917
EXAMPLE UCUM UNITS
10*3/uL
analyzes
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