HealthAssure
HealthAssureGood Life
LOINCActiveObservation

LOINC Code 32629-8: Protein.monoclonal Immunofixation (Specimen) [Mass fraction]

32629-8 is a LOINC code used to identify Protein.monoclonal Immunofixation (Specimen) [Mass fraction] 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 Protein.monoclonal/Protein.total. It is commonly used with the system or sample type XXX.

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 Protein.monoclonal/Protein.total. It is commonly used with the system or sample type XXX.

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: Observation
  • Method: Immunofixation

What it does not mean

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

Key facts

  • Protein.monoclonal/Protein.total in Specimen by Immunofixation
  • Protein.monoclonal/Protein.total
  • Chemistry; IFE; Ifix; Immunofixation electrophoresis; M Protein; Mass Fraction; M-band; Misc; Miscellaneous; Monoclonal band; Monoclonal spike; M-protein; M-spike; Other; Para protein; Paraprotein; Percent; Point in time; PR; Prot; QNT; Quan; Quant; Quantitative; Random; Spec; To be specified in another part of the message; Tot; Totl; TP; Unspecified

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

Protein.monoclonal Immunofixation (Specimen) [Mass fraction]Protein.monoclonal/Protein.total in Specimen by ImmunofixationM Protein MFr Spec IFEProtein.monoclonal/Protein.totalCHEMProtein.monoclonal, SpecimenMFr

Frequently asked questions

Code details

Code32629-8
SystemLOINC
Display nameProtein.monoclonal Immunofixation (Specimen) [Mass fraction]
DescriptionProtein.monoclonal/Protein.total
Short nameM Protein MFr Spec IFE
ComponentProtein.monoclonal/Protein.total
PropertyMFr
TimingPt
System (specimen)XXX
ScaleQn
MethodImmunofixation
ClassCHEM
Example units%
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.09
Last changed2.70

Consumer names

Protein.monoclonal, Specimen

Part names

Protein.monoclonal/Protein.totalMFrPtXXXQnImmunofixationMass fractionPoint in time (spot)

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.