LOINCActiveBoth

LOINC Code 48070-7: HBV surface IgG IA Ql (S)

48070-7 is a LOINC code used to identify HBV surface IgG IA 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 Hepatitis B virus surface Ab.IgG. 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 Hepatitis B virus surface 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
  • Method: IA

What it does not mean

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

Key facts

  • Hepatitis B virus surface IgG Ab [Presence] in Serum by Immunoassay
  • Hepatitis B virus surface Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; anti-HBsAg; Autoantibodies; Autoantibody; EIA; ELFA; ELISA; Enzyme immunoassay; HBs; HBsAB; HBV; HBV surface; Hep; Hep B; Hep Bs; Hepatis; Hepatit; Hepatology; HepB; IAA; ID; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Liver; MEIA; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR; SUDS; Surf

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

HBV surface IgG IA Ql (S)Hepatitis B virus surface IgG Ab [Presence] in Serum by ImmunoassayHBV surface IgG Ser Ql IAHepatitis B virus surface Ab.IgGMICROHepatitis B virus (HBV) Surface IgG antibody, BloodPrThr

Frequently asked questions

Code details

Code48070-7
SystemLOINC
Display nameHBV surface IgG IA Ql (S)
DescriptionHepatitis B virus surface Ab.IgG
Short nameHBV surface IgG Ser Ql IA
ComponentHepatitis B virus surface Ab.IgG
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodIA
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.56

Consumer names

Hepatitis B virus (HBV) Surface IgG antibody, Blood

Part names

Hepatitis B virus surface Ab.IgGPrThrPtSerOrdIAHepatitis B virus surface IgGPresence or ThresholdPoint in time (spot)SerumImmunoassay

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 48070-7 | HealthAssure