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Orphanet Rare Disease Ontology
Last uploaded:
July 3, 2024
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| Preferred Name | Semantic dementia | |
| Synonyms |
Semantic variant PPA Semantic primary progressive aphasia |
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| Definitions |
Semantic dementia (SD) is a form of frontotemporal dementia (FTD; see this term), characterized by the progressive, amodal and profound loss of semantic knowledge (combination of visual associative agnosia, anomia, surface dyslexia or dysgraphia and disrupted comprehension of word meaning) and behavioral abnormalities, attributable to the degeneration of the anterior temporal lobes. |
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| ID |
http://www.orpha.net/ORDO/Orphanet_100069 |
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| alternative_term |
Semantic variant PPA Semantic primary progressive aphasia
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|
| definition |
Semantic dementia (SD) is a form of frontotemporal dementia (FTD; see this term), characterized by the progressive, amodal and profound loss of semantic knowledge (combination of visual associative agnosia, anomia, surface dyslexia or dysgraphia and disrupted comprehension of word meaning) and behavioral abnormalities, attributable to the degeneration of the anterior temporal lobes.
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| definition_citation |
Orphanet
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| expertlink |
https://www.orpha.net/consor/cgi-bin/OC_Exp.php?Lng=en&Expert=100069 |
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| hasDbXref |
ICD-11:6D83 UMLS:C0338462 OMIM:172700 ICD-10:G31.0 OMIM:600274
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| label |
Semantic dementia
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| notation |
ORPHA:100069
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| part_of | ||
| prefixIRI |
ORDO:Orphanet_100069
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| prefLabel |
Semantic dementia
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| treeView | ||
| subClassOf |
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