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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

LOINC Names Get Info

Fully-Specified Name
Thyroxine.free^1H post XXX challenge:ACnc:Pt:Ser/Plas:Qn:
Long Common Name
Thyroxine (T4) free [Units/volume] in Serum or Plasma --1 hour post XXX challenge
Short Name
T4 Free 1h p chal SerPl-aCnc
Display Name
Free T4 1 Hr post Unsp challenge Qn
Consumer Name Alpha Get Info
Free T4 1 hr after challenge, Blood

Part Model Get Info

  • Component
    Thyroxine.free^1H post XXX challenge
    LP307164-6
    • Analyte
      Thyroxine.free
      LP29119-2
      • Component Numerator
        Thyroxine.free
        LP29119-2
        • Component Numerator Core
          Thyroxine.free
          LP29119-2
        • Component Numerator Core Suffix
          NULL
           
      • Component Denominator
        NULL
         
        • Component Denominator Core
          NULL
           
        • Component Denominator Core Suffix
          NULL
           
    • Challenge
      1H post XXX challenge
      LP20443-5
    • Adjustment
      NULL
       
    • Count
      NULL
       
  • Property
    ACnc
    LP6773-8
  • Time
    Pt
    LP6960-1
  • System
    Ser/Plas
    LP7576-4
    • System Core
      Ser/Plas
      LP7576-4
    • Super System
      NULL
       
  • Scale
    Qn
    LP7753-9
  • Method
    NULL
     

Basic Attributes

Class
CHAL
Type
Laboratory
First Released
Version 2.00
Last Updated
Version 2.42 (MIN)
Order vs. Observation
Observation

Language Variants Get Info

TagLanguageTranslation
cs-CZCzech (Czechia)Tyroxin.volný^1 hodina po zátěži XXX:Arbitrární koncentrace:Časový bod:Sérum/plazma:Kvantitativní:
de-DEGerman (Germany)Thyroxin.frei^1 Stunde nach XXX Stimulation:Arbiträre Konzentration:Zeitpunkt:Serum oder Plasma:Quantitativ:
Synonyms: fT4
el-GRGreek (Greece)Θυροξίνη.ελεύθερη^1 ώρα κατόπιν πρόκλησης XXX:ACnc:Pt:Ορός/Πλάσμα:Qn:
Synonyms: 1 ώρα κατόπιν πρόκλησης XXX ACnc CHAL Pt Qn Θυροξίνη Θυροξίνη.ελεύθερη κατόπιν πρόκλησης XXX Ορός Ορός/Πλάσμα Πλάσμα Πρόκληση
es-ARSpanish (Argentina)tiroxina.libre^1 hora después de la provocación XXX:concentración arbitraria:punto en el tiempo:suero/plasma:cuantitativo:
es-ESSpanish (Spain)Tiroxina libre^1 hora pos provocación XXX:Concentración arbitraria:Punto temporal:Suero o Plasma:Qn:
Synonyms: Cuantitativo
es-MXSpanish (Mexico)Thyroxine.libre ^1H después del desafío XXX:Concentración arbitraria:Punto temporal:Suero o Plasma:Cuantitativo:
et-EEEstonian (Estonia)Türoksiin.vaba^1 tund pärast XXX manustamist:Acnc:Pt:S/P:Qn:
Synonyms: Juhuslik Kvantitatiivne Plasma Seerum Seerum või plasma
fr-CAFrench (Canada)Thyroxine.libre^1 h post test de provocation XXX:Concentration arbitraire:Temps ponctuel:Sérum/Plasma:Quantitatif:
fr-FRFrench (France)Thyroxine libre^T01h après épreuve:Arbitraire/Volume:Ponctuel:Sérum/Plasma:Numérique:
fr-BEFrench (Belgium)Thyroxine.libre^1 h post test de provocation XXX:Concentration arbitraire:Temps ponctuel:Sérum/Plasma:Quantitatif:
Synonyms: T4 T4L,fT4
it-ITItalian (Italy)Tiroxina.libera^1h post XXX provocazione:ACnc:Pt:Siero/Plasma:Qn:
Synonyms: 1 ora dopo XXX stimolo Concentrazione Arbitraria dopo XXX provocazione Plasma Punto nel tempo (episodio) Siero Siero o Plasma Stimolo Test di provocazione Tiroxina libera
ko-KRKorean (Korea, Republic Of)유리티록신^XXX 유발검사 후 1시간:임의농도:검사시점:혈청/혈장:정량:
nl-NLDutch (Netherlands)thyroxine.vrij^60 min na XXX belasting:eenheid/volume:moment:serum of plasma:kwantitatief:
Synonyms: 1 uur na XXX belasting
pl-PLPolish (Poland)Wolna tyroksyna^1h po XXX obciążeniu:stężenie w jednostkach umownych:punkt w czasie:surowica lub osocze:ilościowy:
Synonyms: 1 godzina po obciążeniu XXX po obciążeniu XXX
pt-BRPortuguese (Brazil)Tiroxina.livre^60 min após administração de XXX:ACnc:Pt:Sor/Plas:Qn:
Synonyms: ; T4 Free; T-4; FreeT4; Thyrox; Thyrx; Thyroxin; Levothyroxine; Levo-thyroxine; L-thyroxine; 1H p chal; Arbitrary concentration; Point in time; Random; SerPl; SerPlas; SerP; Serum; SR; Plasma; Pl; Plsm; Quantitative; QNT; Quant; Quan; FT4; PST; After; FR; Non-protein bound; CHEMISTRY.CHALLENGE TESTING; CHEMISTRY.CHALLENGE TESTING
ru-RURussian (Russian Federation)Тироксин.свободный^1 час после XXX пробы:ПроизвКонц:ТчкВрм:Сыв/Плаз:Колич:
Synonyms: Количественный Плазма Провокационная проба Произвольная концентрация Сыворотка Сыворотка или Плазма Точка во времени;Момент
tr-TRTurkish (Turkey)Tiroksin.serb^1Sa snr XXX girişimi:SçKons:Zmlı:Ser/Plaz:Kant:
zh-CNChinese (China)甲状腺素.游离型^在XXX刺激之后1小时:任意型浓度:时间点:血清/血浆:定量型:
Synonyms: 1Hr之后于XXX刺激;1Hr之后于此处不作说明的刺激;1小时之后于XXX刺激;1小时之后于此处不作说明的刺激;60Min之后于XXX刺激;60Min之后于此处不作说明的刺激;60分钟之后于XXX刺激;60分钟之后于此处不作说明的刺激;在XXX刺激之后1Hr;在XXX刺激之后60Min;在XXX刺激之后60分钟;在此处不作说明的刺激之后1Hr;在此处不作说明的刺激之后1小时;在此处不作说明的刺激之后60Min;在此处不作说明的刺激之后60分钟 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... 任意型浓度(单位体积);任意浓度;单位体积的任意单位数;人工型浓度 刺激因素;挑战 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 在后 时刻;随机;随意;瞬间 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 血清或血浆 非蛋白结合型 非蛋白质结合型

Example Units

UnitSource
m[IU]/LExample UCUM Units

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

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=27989-3