HLA Ab in Serum   45153-4

LOINC Code


LOINC code45153-4
nameHLA Ab in Serum
descriptionNumber of positive antibody reactions / total number of sampled cells tested. This is often referred to as panel reactive antibodies or PRA.
statusACTIVE

Fully-Specified Name

componentHLA Ab
propertyNFr  =  Number Fraction
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  =  Serum
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 nameHLA Ab NFr Ser

Basic Attributes

classHLA
type1  Laboratory
order vs. observationBoth
example UCUM units%
The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org)
example unit%

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.

Member of these Panels

46993-2HLA Ab panel - Serum

History/Usage

test rank5978 of 2000 most commonly performed tests by labs in USA
first released
last updated2.73
last change typeMIN  - change to field other than name
change reasonRelease 2.70: DefinitionDescription: Clarification of intended use.;

Related Names

ABS
Aby
Antby
Anti
Antibodies
Antibody
Autoantibodies
Autoantibody
Cytotoxic-lymphocytic antibody
HLA ANTIGEN
Human Leukocyte Antigen
Lymphocyte antibody
Lymphocytotoxic antibody
Number fraction
Panel Reactive AB
Panel Reactive antibody
Percent
Point in time
PRA
QNT
Quan
Quant
Quantitative
Random
Serum
SR

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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