Deprecated Thyroxine (T4) uptake [Mass/volume] in Serum or Plasma   3023-9

LOINC Code


LOINC code3023-9
nameDeprecated Thyroxine (T4) uptake [Mass/volume] in Serum or Plasma
statusDEPRECATED
Replacements

alternatives to this code:

74794-9Thyroid hormone binding ratio (THBR) in Serum or Plasma
74793-1Thyroid hormone uptake (T-uptake) in Serum or Plasma
74795-6Total thyroxine binding capacity in Serum or Plasma
3050-2Triiodothyronine resin uptake (T3RU) in Serum or Plasma

Fully-Specified Name

componentThyroxine uptake
propertyMCnc  =  Mass Concentration
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
systemSer/Plas
    Ser  =  Serum
    Plas  =  Plasma
scaleQn  =  Quantitative:  The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256
method

Additional Names

short nameDeprecated T4U SerPl-mCnc

Basic Attributes

classCHEM
type1  Laboratory
order vs. observationBoth

Associated Observations

LOINC codes that represent optional associated observation(s) for a clinical observation or laboratory test. A LOINC term may represent a single associated observation or panel containing several associated observations.

History/Usage

first released
last updated2.48
last change typeDEL  - delete (deprecate)

Related Names

Chemistry
Level
Levothyroxine
Levo-thyroxine
L-thyroxine
Mass concentration
Pl
Plasma
Plsm
Point in time
QNT
Quan
Quant
Quantitative
Random
SerP
SerPl
SerPlas
Serum
Serum or plasma
SR
T4
T-4
T4U
thyroid hormone
Thyrox
Thyroxin
Thyrx
Total T4
TT4

Copyright © 2024 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2024, 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.

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