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.

LOINCActiveObservation

LOINC Code 49299-1: Protein Fractions Elph Nar (U) [Interp]

Name: LOINC Code 49299-1: Protein Fractions Elph Nar (U) [Interp]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:33.939Z

49299-1 is a LOINC code used to identify Protein Fractions Elph Nar (U) [Interp] 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 pattern. It is commonly used with the system or sample type Urine.

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 Protein pattern. It is commonly used with the system or sample type Urine.

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: Electrophoresis

What it does not mean

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

Key facts

Protein Fractions [Interpretation] in Urine by Electrophoresis Narrative
Protein pattern
Chemistry; Elec; Elect; Electr; Electro; Electrophhrs; Electrophrs; Elp; Elph; Ep; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Kidney; Narrative; Nephrology; PEUR; Point in time; PR; Prot; Prot Pattern; Protein fractions; Random; Renal; Report; UA; UPEP; UR; Urn

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 Fractions Elph Nar (U) [Interp]Protein Fractions [Interpretation] in Urine by Electrophoresis NarrativeProt Pattern Ur Elph-ImpProtein patternCHEMInterpretation of Protein fractions test result, UrineImp

Frequently asked questions

Code details

Code49299-1

SystemLOINC

Display nameProtein Fractions Elph Nar (U) [Interp]

DescriptionProtein pattern

Short nameProt Pattern Ur Elph-Imp

ComponentProtein pattern

PropertyImp

TimingPt

System (specimen)Urine

ScaleNar

MethodElectrophoresis

ClassCHEM

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.21

Last changed2.73

Consumer names

Interpretation of Protein fractions test result, Urine

Part names

Protein patternImpPtUrineNarElectrophoresisProtein FractionsImpression/interpretation of studyPoint 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.