LOINCActiveBoth

LOINC Code 39464-3: CO2 (Perit dial fld) [Moles/Vol]

39464-3 is a LOINC code used to identify CO2 (Perit dial fld) [Moles/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 Carbon dioxide. 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 Carbon dioxide. 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: Both

What it does not mean

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

Key facts

  • Carbon dioxide, total [Moles/volume] in Peritoneal dialysis fluid
  • Carbon dioxide
  • Carbonic anhydride; cCO2; Chemistry; CO2; CO2 TOTAL; CO2CT; ctCO2; Diaf; DiafP; Dialysate; Dialysis fluid; Kidney; Level; Nephrology; Peritoneal Dialysis fluid; Point in time; QNT; Quan; Quant; Quantitative; Random; Renal; Substance Concentration; tCO2

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

CO2 (Perit dial fld) [Moles/Vol]Carbon dioxide, total [Moles/volume] in Peritoneal dialysis fluidCO2 DiafP-sCncCarbon dioxideCHEMCarbon Dioxide (CO2), Peritoneal dialysis fluidSCnc

Frequently asked questions

Code details

Code39464-3
SystemLOINC
Display nameCO2 (Perit dial fld) [Moles/Vol]
DescriptionCarbon dioxide
Short nameCO2 DiafP-sCnc
ComponentCarbon dioxide
PropertySCnc
TimingPt
System (specimen)Dial fld prt
ScaleQn
ClassCHEM
Example unitsmmol/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.15
Last changed2.70

Consumer names

Carbon Dioxide (CO2), Peritoneal dialysis fluid

Part names

Carbon dioxideSCncPtDial fld prtQnSubstance 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.

LOINC Code 39464-3 | HealthAssure