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National Cancer Institute Thesaurus
Last uploaded:
July 2, 2026
| Id | http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C33508
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C33508
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|---|---|
| Preferred Name | Sacrum |
| Definitions |
The triangular bone, made up of 5 fused bones of the spine, located in the lower area of the spine between the fifth lumbar vertebra and the coccyx.
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| Synonyms |
Sacral Spine
Sacral Region
os sacrum [vertebrae sacrales I - V]
sacrum [sacral vertebrae I - V]
sacrum [sacral vertebrae I-V]
fused sacrum
SACRUM
Sacral
Sacrum
sacrum
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| Type | http://www.w3.org/2002/07/owl#Class |
All Properties
| label | Sacrum
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|---|---|
| prefixIRI | Thesaurus:C33508
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| code | C33508
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| DEFINITION | The triangular bone, made up of 5 fused bones of the spine, located in the lower area of the spine between the fifth lumbar vertebra and the coccyx.
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| ALT_DEFINITION | The triangular bone, made up of 5 fused bones of the spine, located in the lower area of the spine between the fifth lumbar vertebra and the coccyx. (NCI)
A collection of sacral vertebrae in the sacral region that are fused and part of the bony pelvis.
The large, triangle-shaped bone in the lower spine that forms part of the pelvis. It is made of 5 fused bones of the spine.
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| Is_Value_For_GDC_Property | |
| Legacy Concept Name | Sacrum
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| Contributing_Source |
CDISC
GDC
PCDC
UBERON
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| xRef | UBERON:0005473
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| Is_PCDC_EWS_Authorized_Value_For_Variable | |
| FULL_SYN |
Sacral Spine
Sacral Region
os sacrum [vertebrae sacrales I - V]
sacrum [sacral vertebrae I - V]
sacrum [sacral vertebrae I-V]
fused sacrum
SACRUM
Sacral
Sacrum
sacrum
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| UMLS_CUI | C3669209
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| Maps_To | Sacrum
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| Preferred_Name | Sacrum
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| type | |
| subClassOf | |
| Concept_In_Subset |
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| Semantic_Type | Anatomical Structure
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