LOINCActiveBoth

LOINC Code 56786-7: Beta-2-Microglobulin.tumor marker (S) [Mass/Vol]

56786-7 is a LOINC code used to identify Beta-2-Microglobulin.tumor marker (S) [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 Beta-2-Microglobulin.tumor marker. 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 Beta-2-Microglobulin.tumor marker. 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

  • Beta-2-Microglobulin.tumor marker [Mass/volume] in Serum
  • Beta-2-Microglobulin.tumor marker
  • B; B2 Microglob; B2 Microglob tumor marker; b2-M; Chemistry; Hematology; Heme; II; Level; Mark; Mass concentration; Microglob; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR; Tumor marker

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

Beta-2-Microglobulin.tumor marker (S) [Mass/Vol]Beta-2-Microglobulin.tumor marker [Mass/volume] in SerumB2 Microglob tumor marker Ser-mCncBeta-2-Microglobulin.tumor markerCHEMBeta-2-Microglobulin.tumor marker, BloodMCnc

Frequently asked questions

Code details

Code56786-7
SystemLOINC
Display nameBeta-2-Microglobulin.tumor marker (S) [Mass/Vol]
DescriptionBeta-2-Microglobulin.tumor marker
Short nameB2 Microglob tumor marker Ser-mCnc
ComponentBeta-2-Microglobulin.tumor marker
PropertyMCnc
TimingPt
System (specimen)Ser
ScaleQn
ClassCHEM
Example unitsug/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.29
Last changed2.73

Consumer names

Beta-2-Microglobulin.tumor marker, Blood

Part names

Beta-2-Microglobulin.tumor markerMCncPtSerQnMass ConcentrationPoint 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 56786-7 | HealthAssure