LOINCBoth

LOINC Code 4495-8: Complement C3d+G (P) [Moles/Vol]

4495-8 is a LOINC code used to identify Complement C3d+G (P) [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 Complement C3d+G. It is commonly used with the system or sample type Plas.

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 Complement C3d+G. It is commonly used with the system or sample type Plas.

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: DEPRECATED
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Deprecated Complement C3d+G [Moles/volume] in Plasma
  • Complement C3d+G
  • Comp; Complmt; HEMATOLOGY/CELL COUNTS; Level; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; Substance concentration

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

Complement C3d+G (P) [Moles/Vol]Deprecated Complement C3d+G [Moles/volume] in PlasmaDeprecated C3d+G Plas-sCncComplement C3d+GHEM/BCComplement C3d+G, BloodSCnc

Frequently asked questions

Code details

Code4495-8
SystemLOINC
Display nameComplement C3d+G (P) [Moles/Vol]
DescriptionComplement C3d+G
Short nameDeprecated C3d+G Plas-sCnc
ComponentComplement C3d+G
PropertySCnc
TimingPt
System (specimen)Plas
ScaleQn
ClassHEM/BC
StatusDEPRECATED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.65

Consumer names

Complement C3d+G, Blood

Part names

Complement C3d+GSCncPtPlasQnSubstance ConcentrationPoint in time (spot)Plasma

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 4495-8 | HealthAssure