SARS-CoV-2 (COVID-19) Ag [Presence] in Respiratory system specimen by Rapid immunoassay   94558-4

LOINC Code


LOINC code94558-4
nameSARS-CoV-2 (COVID-19) Ag [Presence] in Respiratory system specimen by Rapid immunoassay
descriptionQualitative detection of SARS coronavirus 2 (SARS-CoV-2) antigen in respiratory specimens by rapid immunoassay methods. Testing is performed for the diagnosis of Coronavirus Disease 2019 (COVID-19).
statusACTIVE

Fully-Specified Name

componentSARS coronavirus 2 Ag
propertyPrThr  =  Present or threshold:  The Property PrThr stands for “Presence or Threshold”, meaning either a) the actual presence or absence of an analyte, or b) that the amount of analyte detected is over some predetermined threshold.
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.
systemRespiratory System Specimen
scaleOrd  =  Ordinal:  Ordered categorical responses, e.g., 1+, 2+, 3+; positive, negative; reactive, indeterminate, nonreactive.
methodIA.rapid

Additional Names

short nameSARS-CoV-2 Ag Resp Ql IA.rapid

Basic Attributes

classMICRO
type1  Laboratory
order vs. observationBoth
panel type81959-9

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 updated2.75
last change typeMAJ  - change to name field other than Component;
change reasonRelease 2.75: SYSTEM: There are 2 similar system's in LOINC: 1- Respiratory system 2- Respiratory specimen Due to an applied logic, the display in the System axis for 1 is Respiratory (adjective) without specification of sample, specimen, or other specific noun, while 2 is displayed fully as Respiratory specimen. Therefore for now we replaced 1 with Respiratory system specimen, which will affect 83 term. The result is replacing "Respiratory" with "Respiratory system specimen". This is the short approach. The bigger project is to potentially merge data that has either 1 or 2 together. This is a project to pass by the laboratory committee and will involve about 1500 concepts.;

Related Names

2019 Novel Coronavirus
2019-nCoV
Antigen
Antigens
Breathing
Corona virus
COVID19
COVID-19
EIA
ELFA
ELISA
Enzyme immunoassay
IAA
ID
II
Infectious Disease
InfectiousDisease
Lungs
MEIA
Microbiology
Ordinal
PH
Point in time
PR
Public Health
PublicHealth
Ql
Qual
Qualitative
Random
RS
SARS Coronavirus 1
SARS-CoV
SARS-CoV-1
SARS-CoV-2
Screen
Severe Acute Respiratory Syndrome
Spec
SUDS
Viral Pneumonias
Wuhan coronavirus

Copyright © 2023 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2023, 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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