Skip Navigation Bar

Unified Medical Language System® (UMLS®)

UMLS Metathesaurus Vocabulary Documentation

Choose a source by browsing one of the presentation tabs below

Alphabetical List

Expand All  Collapse All
A  5 sources
B  1 source
Source Last Updated
BI (Beth Israel Problem List) 1999AA
C  13 sources
D  6 sources
F  1 source
Source Last Updated
FMA (Foundational Model of Anatomy) 2017AB
G  2 sources
Source Last Updated
GO (Gene Ontology) 2017AB
GS (Gold Standard Drug Database) 2018AA
H  8 sources
I  30 sources
Source Last Updated
ICD10 (International Classification of Diseases and Related Health Problems, Tenth Revision) 2004AB
ICD10AE (ICD-10, American English Equivalents) 1998AA
ICD10AM (ICD-10, Australian Modification) 2000AB
ICD10AMAE (ICD-10, Australian Modification, Americanized English Equivalents) 2002AD
ICD10CM (International Classification of Diseases, Tenth Revision, Clinical Modification) 2017AB
ICD10DUT (ICD10, Dutch Translation) 2004AB
ICD10PCS (ICD-10 Procedure Coding System) 2017AB
ICD9CM (International Classification of Diseases, Ninth Revision, Clinical Modification) 2015AA
ICF (International Classification of Functioning, Disability and Health) 2009AA
ICF-CY (International Classification of Functioning, Disability and Health for Children and Youth) 2009AA
ICNP (International Classification for Nursing Practice) 2017AB
ICPC (International Classification of Primary Care) 1998AA
ICPC2EDUT (ICPC2E Dutch) 2004AB
ICPC2EENG (International Classification of Primary Care, 2nd Edition, Electronic) 2004AB
ICPC2ICD10DUT (ICPC2-ICD10 Thesaurus, Dutch Translation) 2005AB
ICPC2ICD10ENG (ICPC2-ICD10 Thesaurus) 2005AB
ICPC2P (ICPC-2 PLUS) 2006AB
ICPCBAQ (ICPC Basque) 2000AA
ICPCDAN (ICPC Danish) 1999AA
ICPCDUT (ICPC Dutch) 1999AA
ICPCFIN (ICPC Finnish) 1999AA
ICPCFRE (ICPC French) 2000AA
ICPCGER (ICPC German) 2000AA
ICPCHEB (ICPC Hebrew) 2000AA
ICPCHUN (ICPC Hungarian) 1999AA
ICPCITA (ICPC Italian) 1999AA
ICPCNOR (ICPC Norwegian) 1999AA
ICPCPOR (ICPC Portuguese) 1999AA
ICPCSPA (ICPC Spanish) 2000AA
ICPCSWE (ICPC Swedish) 2000AA
J  1 source
K  1 source
L  23 sources
M  43 sources
Source Last Updated
MCM (Glossary of Clinical Epidemiologic Terms) 1992AA
MDR (MedDRA) 2018AA
MDRCZE (MedDRA Czech) 2018AA
MDRDUT (MedDRA Dutch) 2018AA
MDRFRE (MedDRA French) 2018AA
MDRGER (MedDRA German) 2018AA
MDRHUN (MedDRA Hungarian) 2018AA
MDRITA (MedDRA Italian) 2018AA
MDRJPN (MedDRA Japanese) 2018AA
MDRPOR (MedDRA Portuguese) 2018AA
MDRSPA (MedDRA Spanish) 2018AA
MED-RT (MED-RT) 2018AA
MEDCIN (MEDCIN) 2018AA
MEDLINEPLUS (MedlinePlus Health Topics) 2018AA
MMSL (Multum) 2018AA
MMX (Micromedex) 2018AA
MSH (MeSH) 2018AA
MSHCZE (MeSH Czech) 2018AA
MSHDUT (MeSH Dutch) 2005AB
MSHFIN (MeSH Finnish) 2008AA
MSHFRE (MeSH French) 2018AA
MSHGER (MeSH German) 2018AA
MSHITA (MeSH Italian) 2018AA
MSHJPN (MeSH Japanese) 2015AB
MSHLAV (MeSH Latvian) 2012AA
MSHNOR (MeSH Norwegian) 2018AA
MSHPOL (MeSH Polish) 2018AA
MSHPOR (MeSH Portuguese) 2018AA
MSHRUS (MeSH Russian) 2018AA
MSHSCR (MeSH Croatian) 2018AA
MSHSPA (MeSH Spanish) 2018AA
MSHSWE (MeSH Swedish) 2017AA
MTH (Metathesaurus Names) 1990AA
MTHCMSFRF (Metathesaurus CMS Formulary Reference File) 2018AA
MTHHH (HCPCS Hierarchical Terms (UMLS)) 2018AA
MTHICD9 (ICD-9-CM Entry Terms) 2015AA
MTHICPC2EAE (ICPC2E American English Equivalents) 2004AB
MTHICPC2ICD10AE (ICPC2E-ICD10 Thesaurus, American English Equivalents) 2005AB
MTHMST (Minimal Standard Terminology (UMLS)) 2002AA
MTHMSTFRE (Minimal Standard Terminology French (UMLS)) 2002AA
MTHMSTITA (Minimal Standard Terminology Italian (UMLS)) 2002AA
MTHSPL (FDA Structured Product Labels) 2018AA
MVX (Manufacturers of Vaccines) 2018AA
N  40 sources
Source Last Updated
NANDA-I (NANDA-I Taxonomy) 2018AA
NCBI (NCBI Taxonomy) 2017AB
NCI (NCI Thesaurus) 2018AA
NCISEER (NCI SEER ICD Mappings) 2002AD
NCI_BRIDG (Biomedical Research Integrated Domain Group Model) 2018AA
NCI_BioC (BioCarta online maps of molecular pathways, adapted for NCI use) 2018AA
NCI_CDC (U.S. Centers for Disease Control and Prevention) 2018AA
NCI_CDISC (Clinical Data Interchange Standards Consortium) 2018AA
NCI_CRCH (Cancer Research Center of Hawaii Nutrition Terminology) 2018AA
NCI_CTCAE (Common Terminology Criteria for Adverse Events) 2018AA
NCI_CTEP-SDC (Cancer Therapy Evaluation Program - Simple Disease Classification) 2018AA
NCI_CTRP-SDC (Clinical Trials Reporting Program) 2018AA
NCI_CareLex (Content Archive Resource Exchange Lexicon) 2018AA
NCI_DCP (NCI Division of Cancer Prevention Program) 2018AA
NCI_DICOM (Digital Imaging Communications in Medicine) 2018AA
NCI_DTP (NCI Developmental Therapeutics Program) 2018AA
NCI_FDA (U.S. Food and Drug Administration) 2018AA
NCI_GAIA (Global Alignment of Immunization Safety Assessment in pregnancy) 2018AA
NCI_GENC (Geopolitical Entities, Names, and Codes (GENC) Standard Edition 1) 2018AA
NCI_ICH (International Conference on Harmonization) 2018AA
NCI_JAX (Jackson Laboratories Mouse Terminology, adapted for NCI use) 2018AA
NCI_KEGG (KEGG Pathway Database) 2018AA
NCI_NCI-GLOSS (NCI Dictionary of Cancer Terms) 2018AA
NCI_NCI-HGNC (NCI HUGO Gene Nomenclature) 2018AA
NCI_NCI-HL7 (NCI Health Level 7) 2018AA
NCI_NCPDP (National Council for Prescription Drug Programs) 2018AA
NCI_NICHD (National Institute of Child Health and Human Development) 2018AA
NCI_PI-RADS (Prostate Imaging Reporting and Data System) 2018AA
NCI_PID (National Cancer Institute Nature Pathway Interaction Database) 2018AA
NCI_RENI (Registry Nomenclature Information System) 2018AA
NCI_UCUM (Unified Code for Units of Measure) 2018AA
NCI_ZFin (Zebrafish Model Organism Database) 2018AA
NDDF (FDB MedKnowledge) 2018AA
NDFRT (National Drug File - Reference Terminology) 2018AA
NDFRT_FDASPL (National Drug File - FDASPL) 2018AA
NDFRT_FMTSME (National Drug File - FMTSME) 2018AA
NEU (Neuronames Brain Hierarchy) 2016AB
NIC (Nursing Interventions Classification) 2007AA
NOC (Nursing Outcomes Classification) 2007AB
NUCCPT (National Uniform Claim Committee - Health Care Provider Taxonomy) 2017AB
O  2 sources
P  5 sources
Q  1 source
Source Last Updated
QMR (Quick Medical Reference) 1998AA
R  6 sources
S  8 sources
T  1 source
Source Last Updated
TKMT (Traditional Korean Medical Terms) 2011AB
U  4 sources
V  1 source
Source Last Updated
VANDF (National Drug File) 2018AA
W  5 sources

Restriction Categories

Expand All  Collapse All
Category 0  118 sources
A  4 sources
C  7 sources
D  2 sources
Source Last Updated
DRUGBANK (DrugBank) 2018AA
DXP (DXplain) 1995AA
F  1 source
Source Last Updated
FMA (Foundational Model of Anatomy) 2017AB
G  1 source
Source Last Updated
GO (Gene Ontology) 2017AB
H  5 sources
I  16 sources
L  23 sources
M  13 sources
N  34 sources
Source Last Updated
NCBI (NCBI Taxonomy) 2017AB
NCI (NCI Thesaurus) 2018AA
NCISEER (NCI SEER ICD Mappings) 2002AD
NCI_BRIDG (Biomedical Research Integrated Domain Group Model) 2018AA
NCI_BioC (BioCarta online maps of molecular pathways, adapted for NCI use) 2018AA
NCI_CDC (U.S. Centers for Disease Control and Prevention) 2018AA
NCI_CDISC (Clinical Data Interchange Standards Consortium) 2018AA
NCI_CRCH (Cancer Research Center of Hawaii Nutrition Terminology) 2018AA
NCI_CTCAE (Common Terminology Criteria for Adverse Events) 2018AA
NCI_CTEP-SDC (Cancer Therapy Evaluation Program - Simple Disease Classification) 2018AA
NCI_CTRP-SDC (Clinical Trials Reporting Program) 2018AA
NCI_CareLex (Content Archive Resource Exchange Lexicon) 2018AA
NCI_DCP (NCI Division of Cancer Prevention Program) 2018AA
NCI_DICOM (Digital Imaging Communications in Medicine) 2018AA
NCI_DTP (NCI Developmental Therapeutics Program) 2018AA
NCI_FDA (U.S. Food and Drug Administration) 2018AA
NCI_GAIA (Global Alignment of Immunization Safety Assessment in pregnancy) 2018AA
NCI_GENC (Geopolitical Entities, Names, and Codes (GENC) Standard Edition 1) 2018AA
NCI_ICH (International Conference on Harmonization) 2018AA
NCI_JAX (Jackson Laboratories Mouse Terminology, adapted for NCI use) 2018AA
NCI_KEGG (KEGG Pathway Database) 2018AA
NCI_NCI-GLOSS (NCI Dictionary of Cancer Terms) 2018AA
NCI_NCI-HGNC (NCI HUGO Gene Nomenclature) 2018AA
NCI_NCI-HL7 (NCI Health Level 7) 2018AA
NCI_NCPDP (National Council for Prescription Drug Programs) 2018AA
NCI_NICHD (National Institute of Child Health and Human Development) 2018AA
NCI_PI-RADS (Prostate Imaging Reporting and Data System) 2018AA
NCI_PID (National Cancer Institute Nature Pathway Interaction Database) 2018AA
NCI_RENI (Registry Nomenclature Information System) 2018AA
NCI_UCUM (Unified Code for Units of Measure) 2018AA
NCI_ZFin (Zebrafish Model Organism Database) 2018AA
NDFRT (National Drug File - Reference Terminology) 2018AA
NDFRT_FDASPL (National Drug File - FDASPL) 2018AA
NDFRT_FMTSME (National Drug File - FMTSME) 2018AA
O  1 source
Source Last Updated
OMIM (Online Mendelian Inheritance in Man) 2018AA
P  1 source
Source Last Updated
PDQ (Physician Data Query) 2007AB
Q  1 source
Source Last Updated
QMR (Quick Medical Reference) 1998AA
R  2 sources
Source Last Updated
RAM (Clinical Concepts by R A Miller) 2000AA
RXNORM (RXNORM) 2018AA
S  3 sources
T  1 source
Source Last Updated
TKMT (Traditional Korean Medical Terms) 2011AB
U  2 sources
Source Last Updated
USPMG (USP Model Guidelines) 2017AB
UWDA (Digital Anatomist) 2003AC
V  1 source
Source Last Updated
VANDF (National Drug File) 2018AA
Category 1  7 sources
Category 2  7 sources
Category 3  67 sources
A  1 source
Source Last Updated
ALT (Alternative Billing Concepts) 2009AA
C  4 sources
D  2 sources
G  1 source
Source Last Updated
GS (Gold Standard Drug Database) 2018AA
H  3 sources
I  11 sources
K  1 source
M  29 sources
N  6 sources
P  4 sources
R  4 sources
U  1 source
Source Last Updated
ULT (UltraSTAR) 1995AA
Category 4  3 sources
Category 9  5 sources

Source vocabularies in Category 4 are free for use in the United States. Category 3 rules apply for all other uses

Languages

Expand All  Collapse All
English  133 sources
A  5 sources
B  1 source
Source Last Updated
BI (Beth Israel Problem List) 1999AA
C  12 sources
D  4 sources
F  1 source
Source Last Updated
FMA (Foundational Model of Anatomy) 2017AB
G  2 sources
Source Last Updated
GO (Gene Ontology) 2017AB
GS (Gold Standard Drug Database) 2018AA
H  7 sources
I  14 sources
J  1 source
L  3 sources
M  17 sources
N  39 sources
Source Last Updated
NANDA-I (NANDA-I Taxonomy) 2018AA
NCBI (NCBI Taxonomy) 2017AB
NCI (NCI Thesaurus) 2018AA
NCI_BRIDG (Biomedical Research Integrated Domain Group Model) 2018AA
NCI_BioC (BioCarta online maps of molecular pathways, adapted for NCI use) 2018AA
NCI_CDC (U.S. Centers for Disease Control and Prevention) 2018AA
NCI_CDISC (Clinical Data Interchange Standards Consortium) 2018AA
NCI_CRCH (Cancer Research Center of Hawaii Nutrition Terminology) 2018AA
NCI_CTCAE (Common Terminology Criteria for Adverse Events) 2018AA
NCI_CTEP-SDC (Cancer Therapy Evaluation Program - Simple Disease Classification) 2018AA
NCI_CTRP-SDC (Clinical Trials Reporting Program) 2018AA
NCI_CareLex (Content Archive Resource Exchange Lexicon) 2018AA
NCI_DCP (NCI Division of Cancer Prevention Program) 2018AA
NCI_DICOM (Digital Imaging Communications in Medicine) 2018AA
NCI_DTP (NCI Developmental Therapeutics Program) 2018AA
NCI_FDA (U.S. Food and Drug Administration) 2018AA
NCI_GAIA (Global Alignment of Immunization Safety Assessment in pregnancy) 2018AA
NCI_GENC (Geopolitical Entities, Names, and Codes (GENC) Standard Edition 1) 2018AA
NCI_ICH (International Conference on Harmonization) 2018AA
NCI_JAX (Jackson Laboratories Mouse Terminology, adapted for NCI use) 2018AA
NCI_KEGG (KEGG Pathway Database) 2018AA
NCI_NCI-GLOSS (NCI Dictionary of Cancer Terms) 2018AA
NCI_NCI-HGNC (NCI HUGO Gene Nomenclature) 2018AA
NCI_NCI-HL7 (NCI Health Level 7) 2018AA
NCI_NCPDP (National Council for Prescription Drug Programs) 2018AA
NCI_NICHD (National Institute of Child Health and Human Development) 2018AA
NCI_PI-RADS (Prostate Imaging Reporting and Data System) 2018AA
NCI_PID (National Cancer Institute Nature Pathway Interaction Database) 2018AA
NCI_RENI (Registry Nomenclature Information System) 2018AA
NCI_UCUM (Unified Code for Units of Measure) 2018AA
NCI_ZFin (Zebrafish Model Organism Database) 2018AA
NDDF (FDB MedKnowledge) 2018AA
NDFRT (National Drug File - Reference Terminology) 2018AA
NDFRT_FDASPL (National Drug File - FDASPL) 2018AA
NDFRT_FMTSME (National Drug File - FMTSME) 2018AA
NEU (Neuronames Brain Hierarchy) 2016AB
NIC (Nursing Interventions Classification) 2007AA
NOC (Nursing Outcomes Classification) 2007AB
NUCCPT (National Uniform Claim Committee - Health Care Provider Taxonomy) 2017AB
O  2 sources
P  5 sources
Q  1 source
Source Last Updated
QMR (Quick Medical Reference) 1998AA
R  6 sources
S  7 sources
U  4 sources
V  1 source
Source Last Updated
VANDF (National Drug File) 2018AA
W  1 source
Source Last Updated
WHO (WHOART) 1999AA
Basque  1 source
Source Last Updated
ICPCBAQ (ICPC Basque) 2000AA
Czech  2 sources
Source Last Updated
MDRCZE (MedDRA Czech) 2018AA
MSHCZE (MeSH Czech) 2018AA
Danish  1 source
Source Last Updated
ICPCDAN (ICPC Danish) 1999AA
Dutch  7 sources
French  9 sources
German  9 sources
Hebrew  1 source
Source Last Updated
ICPCHEB (ICPC Hebrew) 2000AA
Hungarian  2 sources
Source Last Updated
ICPCHUN (ICPC Hungarian) 1999AA
MDRHUN (MedDRA Hungarian) 2018AA
Italian  6 sources
Japanese  2 sources
Source Last Updated
MDRJPN (MedDRA Japanese) 2018AA
MSHJPN (MeSH Japanese) 2015AB
Korean  3 sources
Latvian  1 source
Source Last Updated
MSHLAV (MeSH Latvian) 2012AA
Norwegian  2 sources
Source Last Updated
ICPCNOR (ICPC Norwegian) 1999AA
MSHNOR (MeSH Norwegian) 2018AA
Polish  1 source
Source Last Updated
MSHPOL (MeSH Polish) 2018AA
Portuguese  5 sources
Russian  2 sources
Serbo-Croatian  1 source
Source Last Updated
MSHSCR (MeSH Croatian) 2018AA
Spanish  9 sources
Swedish  2 sources
Source Last Updated
ICPCSWE (ICPC Swedish) 2000AA
MSHSWE (MeSH Swedish) 2017AA