Version 2.78

Term Description

The percent absorption of levothyroxine, as determined based on the incremental increase in Ser/Plas thyroxine [LOINC: 90803-8], the volume of distribution [LOINC: 90802-0], and the dose of levothyroxine that was administered [LOINC: 18615-5]
Source: Regenstrief LOINC

Fully-Specified Name

Component
Levothyroxine absorption
Property
MFr
Time
Pt
System
Ser/Plas
Scale
Qn
Method
Calculated

Additional Names

Short Name
Levothyroxine absorption MFr SerPl Calc
Display Name
Levothyroxine absorption Calc [Mass fraction]
Consumer Name Alpha Get Info
Levothyroxine Absorption, Blood

Basic Attributes

Class
CHAL
Type
Laboratory
First Released
Version 2.65
Last Updated
Version 2.65
Order vs. Observation
Observation

Formula (Readable)

[(Incremental increase in T4 x 10)(Volume of distribution x 100)]/Levothyroxine dose administered

Member of these Panels

LOINC Long Common Name
90795-6 Levothyroxine absorption panel - Serum or Plasma

Language Variants Get Info

Tag Language Translation
es-ES Spanish (Spain) Absorción de levotiroxina:Fracción de masa:Punto temporal:Suero o Plasma:Qn:Calculado
Synonyms: Cuantitativo
es-MX Spanish (Mexico) Absorción de levotiroxina:Fracción de masa:Punto temporal:Suero o Plasma:Cuantitativo:Calculado
fr-FR French (France) Lévothyroxine absorption:Fraction massique:Ponctuel:Sérum/Plasma:Numérique:Résultat calculé
it-IT Italian (Italy) Levotiroxina, assorbimento:MFr:Pt:Siero/Plasma:Qn:Calcolato
Synonyms: Frazione di massa Plasma Punto nel tempo (episodio) Siero Siero o Plasma Test di provocazione
zh-CN Chinese (China) 左旋甲状腺素吸收:质量分数:时间点:血清/血浆:定量型:计算法
Synonyms: MFr 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 吸收作用 吸附 吸附作用 左旋甲状腺素（左甲状腺素、L-甲状腺素）吸收 左甲状腺素;L-甲状腺素 时刻;随机;随意;瞬间 血清或血浆 计算;计算型方法

Example Units

Unit Source
% 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=90804-6