Additional LOINC (Version 2.81) codes for Phenytoin
47408-0-Fosphenytoin [Mass/volume] in Serum or Plasma
3749-9-Mephenytoin [Mass/volume] in Serum or Plasma
4308-3-Mephenytoin [Mass] of Dose
25468-0-Mephenytoin [Moles/volume] in Serum or Plasma
34662-7-Mephenytoin+Normephenytoin [Mass/volume] in Serum or Plasma
10545-2-Normephenytoin [Mass/volume] in Serum or Plasma
26041-4-Normephenytoin [Moles/volume] in Serum or Plasma
104596-2-Phenytoin and Phenobarbital panel - Serum
34540-5-Phenytoin free and total panel - Serum or Plasma
78439-7-Phenytoin free and total trough panel - Serum or Plasma
14190-3-Phenytoin Free [Mass/volume] in Saliva (oral fluid)
3969-3-Phenytoin Free [Mass/volume] in Serum or Plasma
74983-8-Phenytoin Free [Mass/volume] in Serum or Plasma --trough
32109-1-Phenytoin Free [Moles/volume] in Serum or Plasma
10548-6-Phenytoin Free/Phenytoin.total in Serum or Plasma
72972-3-Phenytoin induced neutrophil IgG Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
72971-5-Phenytoin induced neutrophil IgM Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
73206-5-Phenytoin induced platelet IgG Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
73207-3-Phenytoin induced platelet IgM Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
29224-3-Phenytoin [Mass/volume] in Body fluid
14073-1-Phenytoin [Mass/volume] in Saliva (oral fluid)
3968-5-Phenytoin [Mass/volume] in Serum or Plasma
97193-7-Phenytoin [Mass/volume] in Serum or Plasma --peak
74976-2-Phenytoin [Mass/volume] in Serum or Plasma --trough
35632-9-Phenytoin [Mass/volume] in Serum or Plasma by Screen method
17444-1-Phenytoin [Mass/volume] in Urine
4225-9-Phenytoin [Mass] of Dose
65361-8-Phenytoin [Moles/volume] corrected for albumin in Serum or Plasma
14877-5-Phenytoin [Moles/volume] in Serum or Plasma
97194-5-Phenytoin [Moles/volume] in Serum or Plasma --peak
97195-2-Phenytoin [Moles/volume] in Serum or Plasma --trough
3967-7-Phenytoin [Presence] in Serum or Plasma
43831-7-Phenytoin [Presence] in Specimen
12310-9-Phenytoin [Presence] in Urine
40460-8-Phenytoin.bound [Mass/volume] in Serum or Plasma
14337-0-Phenytoin.total/Phenytoin.free [Mass Ratio] in Serum or Plasma


LOINC Copyright Copyright © 2023 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2023, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

CodeMap® is a Registered Trademark of Wheaton Partners, LLC.

12/14/2025 06:35:53 216.73.216.21