LOINCActiveBoth

LOINC Code 87742-3: Adalimumab Ab Qn

87742-3 is a LOINC code used to identify Adalimumab Ab Qn 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 Adalimumab Ab. It is commonly used with the system or sample type Ser/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 Adalimumab Ab. It is commonly used with the system or sample type Ser/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: ACTIVE
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Adalimumab Ab [Units/volume] in Serum or Plasma
  • Adalimumab Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Humira; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; Serology; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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

Adalimumab Ab QnAdalimumab Ab [Units/volume] in Serum or PlasmaAdalimumab Ab SerPl-aCncAdalimumab AbSEROAdalimumab antibody, BloodACnc

Frequently asked questions

Code details

Code87742-3
SystemLOINC
Display nameAdalimumab Ab Qn
DescriptionAdalimumab Ab
Short nameAdalimumab Ab SerPl-aCnc
ComponentAdalimumab Ab
PropertyACnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassSERO
Example unitsarb U/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.63
Last changed2.73

Consumer names

Adalimumab antibody, Blood

Part names

Adalimumab AbACncPtSer/PlasQnArbitrary ConcentrationPoint in time (spot)Serum or 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 87742-3 | HealthAssure