Exploiting the UMLS Metathesaurus for extracting and categorizing concepts representing signs and symptoms to anatomically related organ systems
Journal of Biomedical Informatics(2015)
摘要
•Challenge: classify patient reported symptoms to organ systems for population health and epidemiological analyses.•Concepts representing physical and mental signs and symptoms are not easily identified from the UMLS.•Presenting a method for extracting concepts representing physical and mental signs and symptoms from the UMLS.•The presented method also maps the extracted concepts to the anatomically related organ systems.•Result: Nearly 91,000 concepts (approximately 300,000 descriptions) were extracted and mapped.
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关键词
Information extraction,Semantic mapping,UMLS Metathesaurus,Symptoms
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