LOINCActiveBoth

LOINC Code 68966-1: RSV Ag IA Ql (Nph)

68966-1 is a LOINC code used to identify RSV Ag IA Ql (Nph) 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 Respiratory syncytial virus Ag. It is commonly used with the system or sample type Nph.

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 Respiratory syncytial virus Ag. It is commonly used with the system or sample type Nph.

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: IA

What it does not mean

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

Key facts

  • Respiratory syncytial virus Ag [Presence] in Nasopharynx by Immunoassay
  • Respiratory syncytial virus Ag
  • Antigen; Antigens; EIA; ELFA; ELISA; Enzyme immunoassay; HRSV; IAA; ID; Infectious Disease; InfectiousDisease; Lung; MEIA; Microbiology; Nasopharynx; Ordinal; Point in time; PR; Pulmonary; Pulmonology; Ql; Qual; Qualitative; Random; Respiratory; RSV; Screen; SUDS

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

RSV Ag IA Ql (Nph)Respiratory syncytial virus Ag [Presence] in Nasopharynx by ImmunoassayRSV Ag Nph Ql IARespiratory syncytial virus AgMICRORespiratory syncytial virus (RSV) antigen, NasopharynxPrThr

Frequently asked questions

Code details

Code68966-1
SystemLOINC
Display nameRSV Ag IA Ql (Nph)
DescriptionRespiratory syncytial virus Ag
Short nameRSV Ag Nph Ql IA
ComponentRespiratory syncytial virus Ag
PropertyPrThr
TimingPt
System (specimen)Nph
ScaleOrd
MethodIA
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.38
Last changed2.73

Consumer names

Respiratory syncytial virus (RSV) antigen, Nasopharynx

Part names

Respiratory syncytial virus AgPrThrPtNphOrdIAPresence or ThresholdPoint in time (spot)NasopharynxImmunoassay

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.

LOINC Code 68966-1 | HealthAssure