LOINCActiveBoth

LOINC Code 14003-8: CO2 (BldCo) [Partial pressure]

14003-8 is a LOINC code used to identify CO2 (BldCo) [Partial pressure] 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 BldCo.

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 Carbon dioxide. It is commonly used with the system or sample type BldCo.

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 [Partial pressure] in Cord blood
  • Carbon dioxide
  • Blood - (umbilical) cord; Carbonic anhydride; Chemistry; cO2; Cord (umbilical) blood; Cord bld; Cord blood; Gyn; Gynecology; OB; ObGyn; Obstetrics; Partial pressure; PCO2; Point in time; QNT; Quan; Quant; Quantitative; Random

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 (BldCo) [Partial pressure]Carbon dioxide [Partial pressure] in Cord bloodpCO2 BldCoCarbon dioxideCHEMCarbon Dioxide (CO2), Cord bloodPPres

Frequently asked questions

Code details

Code14003-8
SystemLOINC
Display nameCO2 (BldCo) [Partial pressure]
DescriptionCarbon dioxide
Short namepCO2 BldCo
ComponentCarbon dioxide
PropertyPPres
TimingPt
System (specimen)BldCo
ScaleQn
ClassCHEM
Example unitsmm Hg
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0k
Last changed2.73

Consumer names

Carbon Dioxide (CO2), Cord blood

Part names

Carbon dioxidePPresPtBldCoQnPartial pressurePoint in time (spot)Blood cord

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 14003-8 | HealthAssure