{"entity":{"id":"ncit","kind":"term","name":"NCI Thesaurus (NCIt)","aka":["NCI Thesaurus","NCIt","NCIt code","NCIt concept","NCI terminology"],"tldr":"The NCI Thesaurus is the US National Cancer Institute's reference vocabulary of diseases, drugs, anatomy and findings, each with a stable code such as C4872 for breast carcinoma.","summary":"The NCI Thesaurus, published by the National Cancer Institute (Wikipedia describes the NCI as the coordinator of the US National Cancer Program), is a reference terminology covering cancers, drugs, anatomy, genes and clinical findings, with definitions, synonyms and codes updated monthly. ClinicalTrials.gov conditions, FDA drug terminology and OncoTree map to it, so it is the natural spine for joining trials, drugs and diagnoses across sources.","asOf":"2026-09-24","links":[{"label":"NCI Thesaurus browser","url":"https://ncithesaurus.nci.nih.gov/ncitbrowser/"},{"label":"Wikipedia: National Cancer Institute","url":"https://en.wikipedia.org/wiki/National_Cancer_Institute"}],"tags":["cansim-terms"],"related":["cancer-ai-vocabulary"],"cancers":[],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":["icd-o-3","oncotree-term","mondo","rxnorm"],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":["Listed in the CanSim terms map 1.0.0 (docs/onco/terms.json, generated 2026-09-24), CC BY 4.0, attribution: CanSim project, an open, public-data-first cancer foundation-model programme; CanSim page path /terms/ncit."],"provenance":{"editedBy":"OnCo CanSim terms wave (Wikipedia summaries, standards and project pages, GDC and FDA pages, Europe PMC)","editedOn":"2026-09-24","note":"CanSim terms map 1.0.0 (docs/onco/terms.json, generated 2026-09-24), CC BY 4.0, attribution: CanSim project, an open, public-data-first cancer foundation-model programme"},"category":"Clinical"},"route":"/terms/ncit/","neighbours":{"term":[{"id":"cancer-ai-vocabulary","kind":"term","name":"Cancer AI vocabulary (CanSim terms map)","route":"/terms/cancer-ai-vocabulary/"},{"id":"hpo","kind":"term","name":"Human Phenotype Ontology (HPO)","route":"/terms/hpo/"},{"id":"icd-o-3","kind":"term","name":"ICD-O-3 (International Classification of Diseases for Oncology)","route":"/terms/icd-o-3/"},{"id":"mondo","kind":"term","name":"Mondo disease ontology","route":"/terms/mondo/"},{"id":"oncotree-term","kind":"term","name":"OncoTree cancer classification","route":"/terms/oncotree-term/"},{"id":"rxnorm","kind":"term","name":"RxNorm drug nomenclature","route":"/terms/rxnorm/"}]}}