LOINC

LOINC Code 4676-3: HLA-B35 Ql (Bld)

4676-3 is a LOINC code used to identify HLA-B35 Ql (Bld) 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 HLA-B35. It is commonly used with the system or sample type Bld^Patient.

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 HLA-B35. It is commonly used with the system or sample type Bld^Patient.

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: DEPRECATED

What it does not mean

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

Key facts

  • Deprecated HLA-B35 [Presence] in Blood
  • HLA-B35
  • Arbitrary concentration; Blood; Genetics; Heredity; Heritable; HLA ANTIGEN; Human Leukocyte Antigen; Inherited; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; WB; Whole blood

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

HLA-B35 Ql (Bld)Deprecated HLA-B35 [Presence] in BloodDeprecated HLA-B35 Bld Patient QlHLA-B35HLAHLA-B35, BloodACnc

Frequently asked questions

Code details

Code4676-3
SystemLOINC
Display nameHLA-B35 Ql (Bld)
DescriptionHLA-B35
Short nameDeprecated HLA-B35 Bld Patient Ql
ComponentHLA-B35
PropertyACnc
TimingPt
System (specimen)Bld^Patient
ScaleOrd
ClassHLA
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.36

Consumer names

HLA-B35, Blood

Part names

HLA-B35ACncPtBld^PatientOrdArbitrary ConcentrationPoint in time (spot)Blood^Patient

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 4676-3 | HealthAssure