Version 2.80

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. Source: Regenstrief Institute

Fully-Specified Name

Component
Thyroxine.free^9th specimen post XXX challenge
Property
SCnc
Time
Pt
System
Ser/Plas
Scale
Qn
Method

Additional Names

Long Common Name
Thyroxine (T4) free [Moles/volume] in Serum or Plasma --9th specimen post XXX challenge
Short Name
T4 Free sp9 p chal SerPl-sCnc
Display Name
Free T4 9th specimen post Unsp challenge [Moles/Vol]
Consumer Name Alpha Get Info
Free T4 9th specimen after challenge, Blood

Basic Attributes

Class
CHAL
Type
Laboratory
First Released
Version 2.00
Last Updated
Version 2.34 (MIN)
Order vs. Observation
Observation

Language Variants Get Info

Tag Language Translation
de-DE German (Germany) Thyroxin.frei^9. Probenmaterial nach XXX Stimulation:Stoffmengenkonzentration:Zeitpunkt:Serum oder Plasma:Quantitativ:
Synonyms: fT4
el-GR Greek (Greece) Θυροξίνη.ελεύθερη^9ο δείγμα κατόπιν πρόκλησης XXX:SCnc:Pt:Ορός/Πλάσμα:Qn:
Synonyms: SCnc
es-AR Spanish (Argentina) tiroxina.libre^noveno espécimen después de la provocación XXX:concentración de sustancia:punto en el tiempo:suero/plasma:cuantitativo:
es-ES Spanish (Spain) Tiroxina libre^9º especimen pos provocación XXX:Concentración de sustancia:Punto temporal:Suero o Plasma:Qn:
Synonyms: Cuantitativo
es-MX Spanish (Mexico) Thyroxine.libre ^ Noveno espécimen después del desafío XXX:Concentración de sustancias:Punto temporal:Suero o Plasma:Cuantitativo:
et-EE Estonian (Estonia) Türoksiin.vaba^9. proov pärast XXX manustamist:SCnc:Pt:S/P:Qn:
Synonyms: Aine kontsentratsioon Juhuslik Kvantitatiivne Plasma Seerum Seerum või plasma
fr-CA French (Canada) Thyroxine.libre^9e échantillon post test de provocation XXX:Concentration de substance:Temps ponctuel:Sérum/Plasma:Quantitatif:
fr-FR French (France) Thyroxine libre T09 après épreuve:Moles/Volume:Ponctuel:Sérum/Plasma:Numérique:
fr-BE French (Belgium) Thyroxine.libre^9e échantillon post test de provocation XXX:Concentration de substance:Temps ponctuel:Sérum/Plasma:Quantitatif:
Synonyms: T4 T4L,fT4
it-IT Italian (Italy) Tiroxina.libera^9° campione post XXX provocazione:SCnc:Pt:Siero/Plasma:Qn:
Synonyms: 9° campione dopo XXX stimolo Campione Concentrazione di Sostanza dopo XXX provocazione Plasma Punto nel tempo (episodio) Siero Siero o Plasma Stimolo Test di provocazione Tiroxina libera
ko-KR Korean (Korea, Republic Of) 유리티록신^XXX 유발검사 후 제9 검체:물질농도:검사시점:혈청/혈장:정량:
nl-NL Dutch (Netherlands) thyroxine.vrij^9de monster na XXX belasting:mol/volume:moment:serum of plasma:kwantitatief:
pt-BR Portuguese (Brazil) Tiroxina.livre^9ª amostra após administração de XXX:SCnc:Pt:Sor/Plas:Qn:
Synonyms: ; T4 Free; T-4; FreeT4; Thyrox; Thyrx; Thyroxin; Levothyroxine; Levo-thyroxine; L-thyroxine; sp9 p chal; Substance concentration; Level; Point in time; Random; SerPl; SerPlas; SerP; Serum; SR; Plasma; Pl; Plsm; Quantitative; QNT; Quant; Quan; Spec; FT4; PST; After; FR; Non-protein bound; CHEMISTRY.CHALLENGE TESTING; CHEMISTRY.CHALLENGE TESTING
ru-RU Russian (Russian Federation) Тироксин.свободный^9-й образец после XXX пробы:МолКонц:ТчкВрм:Сыв/Плаз:Колич:
Synonyms: Количественный Молярность;Молярная объёмная концентрация Плазма Провокационная проба Сыворотка Сыворотка или Плазма Точка во времени;Момент
tr-TR Turkish (Turkey) Tiroksin.serb^9cu örnek snr XXX girişimi:SubKons:Zmlı:Ser/Plaz:Kant:
zh-CN Chinese (China) 甲状腺素.游离型^在XXX刺激之后的第9个标本:物质的量浓度:时间点:血清/血浆:定量型:
Synonyms: FT4 FT4;FT-4;T4.游离;T4.游离型;游离 T4;游离型 T4;游离型甲状腺素;游离甲状腺素;甲状腺素.游离 T4;T-4;四碘甲状腺原氨酸;四碘甲腺原氨酸;左旋四碘甲状腺原氨酸;左旋四碘甲腺原氨酸;左旋甲状腺氨酸;左旋甲状腺素;左旋甲状腺素（Levothyroxine，Levo-thyroxine，L-thyroxine）;甲状腺氨酸 XXX刺激 - 在...之后 XXX刺激因素 之后于 XXX 刺激;之后于 XXX 刺激因素;之后于此处不作说明的刺激;之后于此处不作说明的刺激因素;在 XXX 刺激因素之后;在此处不作说明的刺激之后;在此处不作说明的刺激因素之后 之后于... 克分子浓度;克分子浓度(单位体积);摩尔浓度;摩尔浓度(单位体积);物质的量浓度(单位体积) 刺激因素;挑战 受检物 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 在...以后 在XXX刺激因素之后的第9个标本;在此处不作说明的刺激之后的第9个标本;在此处不作说明的刺激因素之后的第9个标本;第9个标本之后于XXX刺激;第9个标本之后于XXX刺激因素;第9个标本之后于此处不作说明的刺激;第9个标本之后于此处不作说明的刺激因素 在后 时刻;随机;随意;瞬间 标本（样本、样品、试样） 样品 样本 此处不作说明的刺激 此处不作说明的刺激因素 游离 游离T4 游离四碘甲状腺原氨酸 游离型四碘甲状腺原氨酸 游离甲状腺素 第9个标本（样本、样品、试样） 血清或血浆 试样 非蛋白结合型 非蛋白质结合型

Example Units

Unit Source
pmol/L Example UCUM Units

LOINC Terminology Service (API) using HL7® FHIR® Get Info

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=25798-0