Semantic dementia

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Name:
Semantic dementia
Description:
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.
ORPHAcode:
100069
Synonyms:
Semantic primary progressive aphasia
Semantic variant PPA
XREF(s):
Analyte(s):
Created:
13 May 2019 - 01:02
Changed:
22 Jun 2023 - 16:14