What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 4543-5: Haptoglobin Elph [Mass/Vol]

Name: LOINC Code 4543-5: Haptoglobin Elph [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

4543-5 is a LOINC code used to identify Haptoglobin Elph [Mass/Vol] 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 Haptoglobin. It is commonly used with the system or sample type Ser/Plas.

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 Haptoglobin. It is commonly used with the system or sample type Ser/Plas.

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: Electrophoresis

What it does not mean

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

Key facts

Haptoglobin [Mass/volume] in Serum or Plasma by Electrophoresis
Haptoglobin
Elec; Elect; Electr; Electro; Electrophhrs; Electrophrs; Elp; Elph; Ep; Haptoglob; HEMATOLOGY/CELL COUNTS; HP; Hpt; Level; Mass concentration; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; 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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Haptoglobin Elph [Mass/Vol] (4543-5)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Haptoglobin Elph [Mass/Vol]Haptoglobin [Mass/volume] in Serum or Plasma by ElectrophoresisHaptoglob SerPl Elph-mCncHaptoglobinHEM/BCHaptoglobin, BloodMCnc

Frequently asked questions

Code details

Code4543-5

SystemLOINC

Display nameHaptoglobin Elph [Mass/Vol]

DescriptionHaptoglobin

Short nameHaptoglob SerPl Elph-mCnc

ComponentHaptoglobin

PropertyMCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

MethodElectrophoresis

ClassHEM/BC

Example unitsg/dL

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0

Last changed2.34

Consumer names

Haptoglobin, Blood

Part names

HaptoglobinMCncPtSer/PlasQnElectrophoresisMass ConcentrationPoint in time (spot)Serum or Plasma

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.