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Orphanet Rare Disease Ontology
Last uploaded:
December 4, 2024
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| Id | http://www.orpha.net/ORDO/Orphanet_46484
http://www.orpha.net/ORDO/Orphanet_46484
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|---|---|
| Preferred Name | Oligodendroglial tumor |
| Definitions |
Oligodendrogliomas are cerebral tumors that are differentiated from other gliomas on the basis of their unique genetic characteristics and better response to chemotherapy. These tumors are classified according to their grade (low grade oligodendrogliomas: grade II of the WHO classification and anaplastic oligodendrogliomas: grade III of the WHO classification) and according to their pure or mixed histology (oligoastrocytomas).
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| Type | http://www.w3.org/2002/07/owl#Class |
All Properties
| definition_citation | Orphanet |
|---|---|
| definition | Oligodendrogliomas are cerebral tumors that are differentiated from other gliomas on the basis of their unique genetic characteristics and better response to chemotherapy. These tumors are classified according to their grade (low grade oligodendrogliomas: grade II of the WHO classification and anaplastic oligodendrogliomas: grade III of the WHO classification) and according to their pure or mixed histology (oligoastrocytomas). |
| label |
Oligodendroglial tumor
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| prefLabel |
Oligodendroglial tumor
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| hasDbXref |
UMLS:C1335110
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| notation |
ORPHA:46484
Clinical group
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| present_in |
United States AND has_annual_incidence_average_value : 0.24 AND has_annual_incidence_range : 1-9 / 1 000 000
Europe AND has_annual_incidence_average_value : 0.35 AND has_annual_incidence_range : 1-9 / 1 000 000
Worldwide AND has_point_prevalence_range : Unknown
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| prefixIRI |
ORDO:Orphanet_46484
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| expertlink | |
| subClassOf | |
| type | |
| has_inheritance |
Not applicable
Multigenic/multifactorial
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| has_age_of_onset |
Adult
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