LOINCActiveBoth

LOINC Code 19162-7: VZV IgG Ql (S)

19162-7 is a LOINC code used to identify VZV IgG Ql (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 Varicella zoster virus Ab.IgG. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Varicella zoster virus Ab.IgG. 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

What it does not mean

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

Key facts

  • Varicella zoster virus IgG Ab [Presence] in Serum
  • Varicella zoster virus Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Chicken pox; Chicken pox virus; Chickenpox; Herpes zoster; HHV-3; Human herpesvirus 3; ID; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; Shingles; SR; UniversalLabOrders; VZ; VZV; Zoster

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

VZV IgG Ql (S)Varicella zoster virus IgG Ab [Presence] in SerumVZV IgG Ser QlVaricella zoster virus Ab.IgGMICROVaricella zoster virus (VZV; Chickenpox) IgG antibody, BloodPrThr

Frequently asked questions

Code details

Code19162-7
SystemLOINC
Display nameVZV IgG Ql (S)
DescriptionVaricella zoster virus Ab.IgG
Short nameVZV IgG Ser Ql
ComponentVaricella zoster virus Ab.IgG
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.73

Consumer names

Varicella zoster virus (VZV; Chickenpox) IgG antibody, Blood

Part names

Varicella zoster virus Ab.IgGPrThrPtSerOrdVaricella zoster virus IgGPresence or ThresholdPoint in time (spot)Serum

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 19162-7 | HealthAssure