LOINCActiveBoth

LOINC Code 83074-5: AFP IA Qn (Amn fld)

83074-5 is a LOINC code used to identify AFP IA Qn (Amn 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 Alpha-1-Fetoprotein. It is commonly used with the system or sample type Amnio 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 Alpha-1-Fetoprotein. It is commonly used with the system or sample type Amnio 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

  • Alpha-1-Fetoprotein [Units/volume] in Amniotic fluid by Immunoassay
  • Alpha-1-Fetoprotein
  • This term was created for, but is not limited in use to, bioMerieux's VIDAS AFP assay, which is intended for the quantitative measurement of alpha feto-protein (AFP) in serum, plasma, or amniotic fluid.
  • A1; AF; AFAFP; AFP; Alfa; Alpha fetoprotein; Alphafetoprotein; Amn; Amn fl; Amnio; Amniotic flu; Amniotic fluid; Arbitrary Concentration; Chemistry; EIA; ELFA; ELISA; Enzyme immunoassay; Feto; Gyn; Gynecology; i; IAA; MEIA; OB; ObGyn; Obstetrics; Point in time; QNT; Quan; Quant; Quantitative; Random; SUDS; Tumor marker

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

AFP IA Qn (Amn fld)Alpha-1-Fetoprotein [Units/volume] in Amniotic fluid by ImmunoassayAFP Amn IA-aCncAlpha-1-FetoproteinCHEMAlpha-fetoprotein, Amniotic fluidACnc

Frequently asked questions

Code details

Code83074-5
SystemLOINC
Display nameAFP IA Qn (Amn fld)
DescriptionAlpha-1-Fetoprotein
Short nameAFP Amn IA-aCnc
ComponentAlpha-1-Fetoprotein
PropertyACnc
TimingPt
System (specimen)Amnio fld
ScaleQn
MethodIA
ClassCHEM
Example unitsIU/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.58
Last changed2.58

Consumer names

Alpha-fetoprotein, Amniotic fluid

Part names

Alpha-1-FetoproteinACncPtAmnio fldQnIAArbitrary ConcentrationPoint in time (spot)Amniotic 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.