OntologiesncitclassesNCIT:C17998   
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Unknown
http://purl.obolibrary.org/obo/NCIT_C17998

Not known, observed, recorded; or reported as unknown by the data contributor.

Exact Synonyms
Not Known
U
UNK
Unknown/Not Stated
Unknown
UNKNOWN
{Unknown}
class Information
ALT_DEFINITION
  • A proper value is applicable but not known.
  • Not known, not observed, not recorded, or refused. (NCI)
  • Not known, not observed, not recorded, or refused.
  • Reported as unknown by the data contributor.
code

C17998

Contributing_Source
  • ACC/AHA
  • CDISC
  • CTDC
  • DIPG/DMG
  • FDA
  • GDC
  • ICDC
  • OORO
  • PCDC
  • SeroNet
  • UCUM
DesignNote

Used for Cancer Activities Coding when cancer activity is not specified.

in_subset
Is_PCDC_ALL_Authorized_Value_For_Variable
Is_PCDC_AML_Authorized_Value_For_Variable
Is_PCDC_EWS_Authorized_Value_For_Variable
Is_PCDC_GCT_Authorized_Value_For_Variable
Is_Value_For_GDC_Property
Legacy Concept Name

Unknown

Maps_To
  • unknown
  • Unknown
Preferred_Name

Unknown

Semantic_Type

Idea or Concept

UMLS_CUI

C0439673

Use_For

Nonspecific

class Relations