Reference · UMLS · O
Letter O
UMLS Metathesaurus concepts whose preferred name begins with O. 28,731 entries.
UMLS · Letter O
Letter O
28,731 concepts whose preferred name begins with O.
Showing 26–50 of 28,731
C0069239O-Acetylhomoserine (thiol)-lyaseC1266670O-Desmethylencainide measurementC1266671O-Desmethyltramadol measurementC5690284O-Desmethyltramadol|ANYProp|ANYTm|ANYSys|ANYMethC1266672O-Desmethylvenlafaxine measurementC1289960O-DesmethyvenlafaxineC0806083O-Ethyl O-(p-nitrophenyl) phenylphosphonothionateC5175260O-Ethyl O-(p-nitrophenyl) phenylphosphonothionate | Serum or Plasma | Drug toxicologyC5175261O-Ethyl O-(p-nitrophenyl) phenylphosphonothionate | Urine | Drug toxicologyC5175262O-Ethyl O-(p-nitrophenyl) phenylphosphonothionate | XXX | Drug toxicologyC1116461O-Ethyl O-(p-nitrophenyl) phenylphosphonothionate:MCnc:Pt:Ser/Plas:QnC0804061O-Ethyl O-(p-nitrophenyl) phenylphosphonothionate:MCnc:Pt:Urine:QnC4533103O-Ethyl O-(p-nitrophenyl) phenylphosphonothionate:MCnt:Pt:XXX:QnC4740172O-Nortramadol:MCnc:Pt:Saliva:Qn:ConfirmC5212228O-Nortramadol:MCnt:Pt:Meconium:Qn:ConfirmC5452290O-Nortramadol:PrThr:Pt:TissCo:Ord:ConfirmC5452289O-Nortramadol:PrThr:Pt:TissCo:Ord:ScreenC5570147O-Nortramadol:PrThr:Pt:Urine:Ord:ConfirmC5175203O-anisidine | Air | Drug toxicologyC1526729O-anisidine:MCnc:Pt:Air:QnC0608380O-carbamyl-L-serine deaminaseC0115779O-demethylencainideC0069251O-demethylpuromycin methyltransferaseC0215051O-demethyltramadolC5175258O-desmethylencainide | Serum or Plasma | Drug toxicology
# same data, as API
GET /v1/reference/umls/search?q=o