Thyroxine (T4) free [Moles/volume] in Serum or Plasma by Immunoassay 83121-4
LOINC Code
| LOINC code | 83121-4 | ||||
|---|---|---|---|---|---|
| name | Thyroxine (T4) free [Moles/volume] in Serum or Plasma by Immunoassay | ||||
| description | This term was created for, but is not limited in use to, bioMerieux's VIDAS FT4 assay, which is intended for the quantitative detection of free thyroxine (FT4) in human serum or plasma. | ||||
| status | ACTIVE | ||||
Fully-Specified Name | |||||
| component | Thyroxine.free | ||||
| property | SCnc = Substance Concentration | ||||
| time | Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements. | ||||
| system | Ser/Plas Ser = Serum Plas = Plasma | ||||
| scale | Qn = Quantitative: The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256 | ||||
| method | IA = Immunoassay: Encompasses all immunoassays with a few exceptions, including Immune Blot and Immune Fluorescence, which were created based on historic usage. | ||||
Additional Names | |||||
| short name | T4 Free SerPl IA-sCnc | ||||
Basic Attributes | |||||
| class | CHEM | ||||
| type | 1 Laboratory | ||||
| order vs. observation | Both | ||||
| example UCUM units | pmol/L The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org) | ||||
| example unit | pmol/L | ||||
Associated Observations | |||||
LOINC codes that represent optional associated observation(s) for a clinical observation or laboratory test. A LOINC term may represent a single associated observation or panel containing several associated observations. | |||||
Member of these Groups | |||||
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History/Usage | |||||
| first released | |||||
| last updated | 2.58 | ||||
| last change type | ADD - added | ||||
Related Names | |||||
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Copyright © 2024 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2024, 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.
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