LOINCActiveBoth

LOINC Code 100157-7: SARS-CoV-2 (COVID-19) lineage Sequencing Nom (Specimen)

100157-7 is a LOINC code used to identify SARS-CoV-2 (COVID-19) lineage Sequencing Nom (Specimen) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component SARS coronavirus 2 lineage. It is commonly used with the system or sample type XXX.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component SARS coronavirus 2 lineage. It is commonly used with the system or sample type XXX.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Both
  • Method: Sequencing

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

SARS-CoV-2 (COVID-19) lineage [Type] in Specimen by Sequencing
SARS coronavirus 2 lineage
SARS coronavirus 2 (SARS-CoV-2) lineage result based on a sequencing study. Results may be determined using the Pangolin lineage assignment application [https//cov-lineages.org/pangolin.html].
2019 Novel Coronavirus; 2019-nCoV; Corona virus; COVID19; COVID-19; high-throughput sequencing; HTS; ID; II; Infectious Disease; InfectiousDisease; Microbiology; Misc; Miscellaneous; Next generation sequencing; NGS; Nominal; Other; PH; Point in time; Public Health; PublicHealth; Random; SARS Coronavirus 1; SARS-CoV; SARS-CoV-1; SARS-CoV-2; SARS-CoV-2 lineage; Severe Acute Respiratory Syndrome; Spec; To be specified in another part of the message; Typ; Unspecified; Viral Pneumonias; Wuhan coronavirus

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

SARS-CoV-2 (COVID-19) lineage Sequencing Nom (Specimen)SARS-CoV-2 (COVID-19) lineage [Type] in Specimen by SequencingSARS-CoV-2 lineage Spec SeqSARS coronavirus 2 lineageMICROSARS-CoV-2 (COVID-19) lineage, SpecimenType

Frequently asked questions

Code details

Code100157-7
SystemLOINC
Display nameSARS-CoV-2 (COVID-19) lineage Sequencing Nom (Specimen)
DescriptionSARS coronavirus 2 lineage
Short nameSARS-CoV-2 lineage Spec Seq
ComponentSARS coronavirus 2 lineage
PropertyType
TimingPt
System (specimen)XXX
ScaleNom
MethodSequencing
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.72
Last changed2.72

Consumer names

SARS-CoV-2 (COVID-19) lineage, Specimen

Part names

SARS coronavirus 2 lineageTypePtXXXNomSequencingSARS-CoV-2 (COVID-19) lineagePoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.