LOINC

LOINC Code 4660-7: Leukocyte.detection Ab Nom (S)

4660-7 is a LOINC code used to identify Leukocyte.detection Ab Nom (S) 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 Leukocyte.detection Ab. It is commonly used with the system or sample type Ser.

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 Leukocyte.detection Ab. It is commonly used with the system or sample type Ser.

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

What it does not mean

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

Key facts

  • Deprecated Leukocyte.detection Ab
  • Leukocyte.detection Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; HEMATOLOGY/CELL COUNTS; Leuc; Leuk; Leukocytes; Lkcs; Nominal; Point in time; Random; Serum; SR; WBC; WBCs; White blood cell; White blood cells

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

Leukocyte.detection Ab Nom (S)Deprecated Leukocyte.detection AbDeprecated Leukocyte.detection Ab SerLeukocyte.detection AbHEM/BCWhite Blood Cell Detection antibody, Blood-

Frequently asked questions

Code details

Code4660-7
SystemLOINC
Display nameLeukocyte.detection Ab Nom (S)
DescriptionLeukocyte.detection Ab
Short nameDeprecated Leukocyte.detection Ab Ser
ComponentLeukocyte.detection Ab
Property-
TimingPt
System (specimen)Ser
ScaleNom
ClassHEM/BC
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.66

Consumer names

White Blood Cell Detection antibody, Blood

Part names

Leukocyte.detection Ab-PtSerNomPoint in time (spot)Serum

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 4660-7 | HealthAssure