Acid alpha glucosidase [Enzymatic activity/volume] in DBS   55827-0

LOINC Code


LOINC code55827-0
nameAcid alpha glucosidase [Enzymatic activity/volume] in DBS
descriptionThis is a newborn screening test to detect enzymatic activity in dried blood spot to screen for Pompe disease, which is an inherited disorder caused by the buildup of a complex sugar called glycogen in the body's cells. The accumulation of glycogen in certain organs and tissues, especially in muscles, impairs their ability to function normally. Major features of Pompe disease include muscle weakness, heart abnormalities, and breathing problems. This disorder is caused by mutations in the GAA gene; it has an autosomal recessive pattern of inheritance.
statusACTIVE

Fully-Specified Name

componentAcid alpha glucosidase
propertyCCnc  =  Catalytic 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.
systemBld.dot  =  Blood filter paper
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 nameAcid A-Glucosidase DBS-cCnc

Basic Attributes

classCHEM
type1  Laboratory
order vs. observationBoth
example UCUM unitsumol/L/h
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 unitumol/L/h

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

63414-7Pompe disease newborn screening panel

History/Usage

first released
last updated2.70
last change typeMIN  - change to field other than name

Related Names

Acd
Acid A-Glucosidase
Acid maltase
Acids
Alfa
Alpha galactosidase
Alpha-1,4-glucosidase
Blood
Catalytic Concentration
Chemistry
DBS
Dried blood spot
Filter paper
FP
GAA
Glucoinvertase
Glucosidosucrase
Maltase
Maltase-glucoamylase
Point in time
Pompe disease
QNT
Quan
Quant
Quantitative
Random
WB
Whole blood

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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