LOINCActiveBoth

LOINC Code 15162-1: Complement C1q (Body fld) [Mass/Vol]

15162-1 is a LOINC code used to identify Complement C1q (Body 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 Complement C1q. It is commonly used with the system or sample type Body fld.

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 Complement C1q. It is commonly used with the system or sample type Body fld.

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

  • Complement C1q [Mass/volume] in Body fluid
  • Complement C1q
  • B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; Comp; Complement c1q binding; Complmt; Fl; Fld; FLU; Fluid; HEMATOLOGY/CELL COUNTS; Level; Mass concentration; 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

Complement C1q (Body fld) [Mass/Vol]Complement C1q [Mass/volume] in Body fluidC1q Fld-mCncComplement C1qHEM/BCComplement C1q, Body fluidMCnc

Frequently asked questions

Code details

Code15162-1
SystemLOINC
Display nameComplement C1q (Body fld) [Mass/Vol]
DescriptionComplement C1q
Short nameC1q Fld-mCnc
ComponentComplement C1q
PropertyMCnc
TimingPt
System (specimen)Body fld
ScaleQn
ClassHEM/BC
Example unitsmg/dL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0k
Last changed2.44

Consumer names

Complement C1q, Body fluid

Part names

Complement C1qMCncPtBody fldQnMass ConcentrationPoint in time (spot)Body fluid

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 15162-1 | HealthAssure