Overview of the NCI Metathesaurus (NCIm)
NCI Metathesaurus (NCIm) (download) is a wide-ranging biomedical terminology database that covers most terminologies used by NCI for clinical care, translational and basic research, and public information and administrative activities.
The database contains 1contains 3,400653,000 463 concepts mapped to 3to 8,600015,000 800 terms with 17with 24,000060,000 058 relationships with 106 sources. NCIm contains most public domain vocabularies from the National Library of Medicine's UMLS Metathesaurus, as well as a growing number of many other biomedical vocabularies. Some propriety vocabularies are included, and have restrictions on their use.
NCIm is registered in the HL7 OID Registry
In addition to the NCIm and the NCIt, the EVS servers provide access to a variety of other vocabulary products such as MedDRA, CTCAE, GO, ICD-9-CM, RadLex, SNOMED CT, LOINC and NDF-RT.
NCI Metathesaurus FAQs
How to Provide Comments and Suggestions
Comments and suggestions may be emailed to the NCIm team at NCIMetathesaurus@mail.nih.gov.