56989-7

Thyroxine (T4) free [Mass/volume] in Serum or Plasma --20 minutes post XXX challenge

Active

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^20M post XXX challenge:MCnc:Pt:Ser/Plas:Qn:
Long Common Name: Thyroxine (T4) free [Mass/volume] in Serum or Plasma --20 minutes post XXX challenge
Short Name: T4 Free 20M p chal SerPl-mCnc
Display Name: Free T4 20 Min post Unsp challenge [Mass/Vol]
Consumer Name Alpha Get Info: Free T4 20 min after challenge, Blood

Part Model Get Info

Component
Thyroxine.free^20M post XXX challenge
LP307166-1
- 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
  20M post XXX challenge
  LP20459-1
- Adjustment
  NULL
- Count
  NULL
Property
MCnc
LP6827-2
Time
Pt
LP6960-1
- Time Core
  Pt
  LP6960-1
- Time Modifier
  NULL
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 2.29
Last Updated: Version 2.34 (MIN)
Order vs. Observation: Observation

Language Variants Get Info

Tag	Language	Translation
cs-CZ	Czech (Czechia)	Tyroxin.volný^20 minut po zátěži XXX:Hmotnostní koncentrace:Časový bod:Sérum/plazma:Kvantitativní:
el-GR	Greek (Greece)	Θυροξίνη.ελεύθερη^20 λεπτά κατόπιν πρόκλησης XXX:MCnc:Pt:Ορός/Πλάσμα:Qn: Synonyms: 20 λεπτά κατόπιν πρόκλησης XXX CHAL MCnc Pt Qn Θυροξίνη Θυροξίνη.ελεύθερη κατόπιν πρόκλησης XXX Ορός Ορός/Πλάσμα Πλάσμα Πρόκληση
es-ES	Spanish (Spain)	Tiroxina libre^20 minutos pos provocación XXX:Concentración de masa:Punto temporal:Suero o Plasma:Qn: Synonyms: Cuantitativo
es-MX	Spanish (Mexico)	Thyroxine.libre ^20M después del desafío XXX:Concentración de masa:Punto temporal:Suero o Plasma:Cuantitativo:
et-EE	Estonian (Estonia)	Türoksiin.vaba^20 minutit pärast XXX manustamist:MCnc:Pt:S/P:Qn: Synonyms: Juhuslik Kvantitatiivne Plasma Seerum Seerum või plasma
fr-CA	French (Canada)	Thyroxine.libre^20 min post test de provocation XXX:Concentration de masse:Temps ponctuel:Sérum/Plasma:Quantitatif:
fr-FR	French (France)	Thyroxine libre^T20min après épreuve:Masse/Volume:Ponctuel:Sérum/Plasma:Numérique:
fr-BE	French (Belgium)	Thyroxine.libre^20 min post test de provocation XXX:Concentration de masse:Temps ponctuel:Sérum/Plasma:Quantitatif: Synonyms: T4 T4L,fT4
it-IT	Italian (Italy)	Tiroxina.libera^20Minuti post XXX provocazione:MCnc:Pt:Siero/Plasma:Qn: Synonyms: 20 minuti dopo XXX stimolo Concentrazione di Massa dopo XXX provocazione Plasma Punto nel tempo (episodio) Siero Siero o Plasma Stimolo Test di provocazione Tiroxina libera
nl-NL	Dutch (Netherlands)	thyroxine.vrij^20 min na XXX belasting:massa/volume:moment:serum of plasma:kwantitatief: Synonyms: 20M na XXX belasting
pl-PL	Polish (Poland)	Wolna tyroksyna^20min po XXX obciążeniu:stężenie masowe:punkt w czasie:surowica lub osocze:ilościowy: Synonyms: 20 minut po obciążeniu XXX po obciążeniu XXX
pt-BR	Portuguese (Brazil)	Tiroxina.livre^20 min após administração de XXX:#N/A:Pt:Sor/Plas:Qn: Synonyms: ; T4 Free; T-4; FreeT4; Thyrox; Thyrx; Thyroxin; Levothyroxine; Levo-thyroxine; L-thyroxine; 20M p chal; Mass concentration; Level; 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-RU	Russian (Russian Federation)	Тироксин.свободный^20 минут после XXX пробы:МассКонц:ТчкВрм:Сыв/Плаз:Колич: Synonyms: Количественный Массовая концентрация Плазма Провокационная проба Сыворотка Сыворотка или Плазма Точка во времени;Момент
tr-TR	Turkish (Turkey)	Tiroksin.serb^20dk snr XXX girişimi:KütlKons:Zmlı:Ser/Plaz:Kant:
zh-CN	Chinese (China)	甲状腺素.游离型^在XXX刺激之后20分钟:质量浓度:时间点:血清/血浆:定量型: Synonyms: 20Min之后于XXX刺激;20Min之后于此处不作说明的刺激;20分钟之后于XXX刺激;20分钟之后于此处不作说明的刺激;在XXX刺激之后20Min;在此处不作说明的刺激之后20Min;在此处不作说明的刺激之后20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... 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水平;浓度;质量浓度(单位体积) 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

Unit	Source
ng/dL	Example UCUM Units

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LOINC Copyright

Copyright © Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 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.