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UMLS Terminology Services
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UMLS TERMINOLOGY SERVICES

 * About
   UMLS Terminology Services UMLS Metathesaurus License Health IT at NLM
 * Browse
   UMLS MetathesaurusUMLS Semantic NetworkSNOMED CTRxNormVSAC
 * Download
   UMLSSNOMED CTRxNormValue SetsAutomating Downloads
 * APIs
   UMLSRxNormVSAC MedlinePlus Connect
 * Tools
   RxMix VSAC Authoring ToolNLP ToolsMetaMap
 * Help
   UMLS SNOMED CT RxNorm VSAC

Welcome to UMLS Terminology Services (UTS). Your UTS account provides access to
the Unified Medical Language System (UMLS), the Value Set Authority Center
(VSAC), RxNorm downloads, SNOMED CT downloads and more.


UNIFIED MEDICAL LANGUAGE SYSTEM (UMLS)

A set of files and software that brings together many health and biomedical
vocabularies and standards to enable interoperability between computer systems.

Home | Browse | Download | API


VALUE SET AUTHORITY CENTER (VSAC)

A repository and authoring tool for standard lists of codes and terms from
biomedical vocabularies.

Home | Browse | Download | API


RXNORM

RxNorm provides normalized names for clinical drugs and links its names to many
of the drug vocabularies commonly used in pharmacy management and drug
interaction software.

Home | Browse | Download | API


SNOMED CT

SNOMED CT is one of a suite of designated standards for use in U.S. Federal
Government systems for the electronic exchange of clinical health information.

Home | Browse | Download


UTS PROFILE

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BROWSE

UMLS Metathesaurus

Value Set Authority Center

RxNorm

SNOMED CT


DOWNLOAD

UMLS

Value Sets

RxNorm

SNOMED CT

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