LOINC
Version 2.66

53350-5Thyroxine (T4) free [Moles/volume] in DBSActive

Component
Thyroxine.free
Property
SCnc
Time
Pt
System
Bld.dot
Scale
Qn
Method

Additional Names

Short Name
T4 Free DBS-sCnc
Display Name Beta
Free T4 (DBS) [Moles/Vol]
Consumer Name Alpha
Free T4, Dried Blood Spot

Part Description

LP29119-2   Thyroxine.free
Free T4 is the metabolically active fraction of thyroxine and is the precursor of triiodothyronine (T3). Free T4 is a sensitive test for thyroid function and is increased with hyperthyroidism and decreased with hypothyroidism. Free T4 is not affected by changes in thryoxine-binding proteins. Information from Laboratory Test Handbook, Jacobs DS, DeMott WR, and Oxley DK, LexiComp, 2001. Copyright Text is available under the Creative Commons Attribution/Share-Alike License. See http://creativecommons.org/licenses/by-sa/3.0/ for details. Source: Regenstrief Institute, Thyroxine (Wikipedia)

Basic Attributes

Class
CHEM
Type
Laboratory
First Released
Version 2.24
Last Updated
Version 2.61
Order vs. Observation
Both

Reference Information

Type Source Reference
Webcontent Lab Tests Online®Copyright Copyright 2001-2019 American Association for Clinical Chemistry. T4, Free

Member of these Groups

LG49673-3 Thyroxine.free|Pt|Bld.dot

Language Variants Get Info

zh-CNChinese (China)
甲状腺素.游离型:物质的量浓度:时间点:全血.斑点:定量型:
nl-NLDutch (Netherlands)
thyroxine.vrij:mol/volume:moment:gedroogde bloedspot:kwantitatief:
et-EEEstonian (Estonia)
Türoksiin.vaba:SCnc:Pt:Vereplekk:Qn:
fr-BEFrench (Belgium)
Thyroxine.libre:Concentration de substance:Temps ponctuel:Sang sur papier filtre:Quantitatif:
fr-CAFrench (Canada)
Thyroxine.libre:Concentration de substance:Temps ponctuel:Sang sur papier filtre:Quantitatif:
fr-FRFrench (France)
Thyroxine.free:SCnc:Pt:Bld.dot:Qn:
it-ITItalian (Italy)
Tiroxina.libera:SCnc:Pt:Sangue.su carta da filtro:Qn:
pt-BRPortuguese (Brazil)
Tiroxina.livre:SCnc:Pt:SgPapel:Qn:
ru-RURussian (Russian Federation)
Тироксин.свободный:МолКонц:ТчкВрм:Кр.Сух.капл:Колич:
es-ESSpanish (Spain)
Tiroxina libre:Concentración de sustancia:Punto temporal:gota de sangre (papel de filtro):Qn:
tr-TRTurkish (Turkey)
Tiroksin.serb:SubKons:Zmlı:Kan.nokta:Kant:

Example Units

Unit Source
nmol/L Example UCUM Units
nmol/L Original Submission

LOINC FHIR® API Example - CodeSystem Request Get Info

https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=53350-5