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 12846-2: Protein spec 4 (Perit dial fld) [Mass/Vol]

Name: LOINC Code 12846-2: Protein spec 4 (Perit dial fld) [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:23.605Z

12846-2 is a LOINC code used to identify Protein spec 4 (Perit dial fld) [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 Protein^4th specimen. It is commonly used with the system or sample type Dial fld prt.

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^4th specimen. It is commonly used with the system or sample type Dial fld prt.

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

What it does not mean

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

Key facts

Protein [Mass/volume] in Peritoneal dialysis fluid --4th specimen
Protein^4th specimen
Chemistry; Diaf; DiafP; Dialysate; Dialysis fluid; Level; Mass concentration; Peritoneal Dialysis fluid; Point in time; PR; Prot; QNT; Quan; Quant; Quantitative; Random; sp4; Spec

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 spec 4 (Perit dial fld) [Mass/Vol]Protein [Mass/volume] in Peritoneal dialysis fluid --4th specimenProt sp4 DiafP-mCncProtein^4th specimenCHEMProtein specimen 4, Peritoneal dialysis fluidMCnc

Frequently asked questions

Code details

Code12846-2

SystemLOINC

Display nameProtein spec 4 (Perit dial fld) [Mass/Vol]

DescriptionProtein^4th specimen

Short nameProt sp4 DiafP-mCnc

ComponentProtein^4th specimen

PropertyMCnc

TimingPt

System (specimen)Dial fld prt

ScaleQn

ClassCHEM

Example unitsg/dL

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0j-a

Last changed2.42

Consumer names

Protein specimen 4, Peritoneal dialysis fluid

Part names

Protein^4th specimenMCncPtDial fld prtQnMass ConcentrationPoint in time (spot)Dialysis fluid peritoneal

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.