LOINCActiveBoth

LOINC Code 15168-8: Complement total hemolytic C50 IA Qn (Body fld)

15168-8 is a LOINC code used to identify Complement total hemolytic C50 IA Qn (Body fld) 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 total hemolytic C50. It is commonly used with the system or sample type Body fld.

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 total hemolytic C50. 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
  • Method: IA

What it does not mean

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

Key facts

  • Complement total hemolytic C50 [Units/volume] in Body fluid by Immunoassay
  • Complement total hemolytic C50
  • Arbitrary concentration; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; Comp; Comp C50; Complmt; EIA; ELFA; ELISA; Enzyme immunoassay; Fl; Fld; FLU; Fluid; HEMATOLOGY/CELL COUNTS; IAA; MEIA; Point in time; QNT; Quan; Quant; Quantitative; Random; SUDS; Tot; Total Hem Comp; Totl

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 total hemolytic C50 IA Qn (Body fld)Complement total hemolytic C50 [Units/volume] in Body fluid by ImmunoassayComp C50 Fld IA-aCncComplement total hemolytic C50HEM/BCComplement Total Hemolytic C50, Body fluidACnc

Frequently asked questions

Code details

Code15168-8
SystemLOINC
Display nameComplement total hemolytic C50 IA Qn (Body fld)
DescriptionComplement total hemolytic C50
Short nameComp C50 Fld IA-aCnc
ComponentComplement total hemolytic C50
PropertyACnc
TimingPt
System (specimen)Body fld
ScaleQn
MethodIA
ClassHEM/BC
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0k
Last changed2.69

Consumer names

Complement Total Hemolytic C50, Body fluid

Part names

Complement total hemolytic C50ACncPtBody fldQnIAArbitrary ConcentrationPoint in time (spot)Body fluidImmunoassay

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 15168-8 | HealthAssure