{"code":"C74638","name":"CD4 T Cell to Lymphocyte Ratio Measurement","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":true,"active":true,"synonyms":[{"name":"CD4 T Cell to Lymphocyte Ratio Measurement","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"CD4 T Cell to Lymphocyte Ratio Measurement","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"The determination of the ratio of CD4 T cells compared to lymphocytes present in a sample. The measurement may be expressed as a ratio or percentage.","code":"P97","type":"DEFINITION","source":"NCI"}],"properties":[{"code":"P366","type":"Legacy Concept Name","value":"CD4_T_Cell_To_Lymphocyte_Ratio_Measurement"},{"code":"P106","type":"Semantic_Type","value":"Laboratory Procedure"},{"code":"P207","type":"UMLS_CUI","value":"C2698597"}]}