LOINCActiveBoth

LOINC Code 5330-6: Rubella virus Ab HAI Qn (S)

5330-6 is a LOINC code used to identify Rubella virus Ab HAI Qn (S) 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 Rubella virus Ab. It is commonly used with the system or sample type Ser.

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 Rubella virus Ab. It is commonly used with the system or sample type Ser.

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: HAI

What it does not mean

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

Key facts

  • Rubella virus Ab [Units/volume] in Serum by Hemagglutination inhibition
  • Rubella virus Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Congenital rubella syndrome; German measles; Hemagglutination inhibition; HI; ID; Infectious Disease; InfectiousDisease; Microbiology; Point in time; QNT; Quan; Quant; Quantitative; Random; RUBV; Serum; SR

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

Rubella virus Ab HAI Qn (S)Rubella virus Ab [Units/volume] in Serum by Hemagglutination inhibitionRUBV Ab Ser HAI-aCncRubella virus AbMICRORubella virus antibody, BloodACnc

Frequently asked questions

Code details

Code5330-6
SystemLOINC
Display nameRubella virus Ab HAI Qn (S)
DescriptionRubella virus Ab
Short nameRUBV Ab Ser HAI-aCnc
ComponentRubella virus Ab
PropertyACnc
TimingPt
System (specimen)Ser
ScaleQn
MethodHAI
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.69

Consumer names

Rubella virus antibody, Blood

Part names

Rubella virus AbACncPtSerQnHAIArbitrary ConcentrationPoint in time (spot)SerumHemagglutination inhibition

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 5330-6 | HealthAssure