{"code":"C16857","name":"Phase-Contrast Microscopy","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":false,"active":true,"synonyms":[{"name":"PHASE CONTRAST MICROSCOPY","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"CDISC"},{"name":"Microscopy, Phase-Contrast","termType":"SY","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Phase-Contrast Microscopy","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Phase-Contrast Microscopy","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"A microscopic technique in which the amplitude shift that occurs when light passes through a specimen highlights structures or details within the specimen.","code":"P325","type":"ALT_DEFINITION","source":"CDISC"},{"definition":"A simple non-quantitative form of interference microscopy of great utility in visualising live cells. Small differences in optical path length due to differences in refractive index and thickness of structures are visualised as differences in light intensity.","code":"P97","type":"DEFINITION","source":"NCI","qualifiers":[{"code":"P381","type":"attribution","value":"On-line Medical Dictionary"}]}],"properties":[{"code":"P322","type":"Contributing_Source","value":"CDISC"},{"code":"P366","type":"Legacy Concept Name","value":"Phase-Contrast_Microscopy"},{"code":"P106","type":"Semantic_Type","value":"Laboratory Procedure"},{"code":"P207","type":"UMLS_CUI","value":"C0026024"}]}