LOINCActiveOrder

LOINC Code 73979-7: Keyhole limpet hemocyanin Ab panel

73979-7 is a LOINC code used to identify Keyhole limpet hemocyanin Ab panel 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 Keyhole limpet hemocyanin Ab panel. 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 Keyhole limpet hemocyanin Ab panel. 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: Order
  • Panel type: Panel

What it does not mean

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

Key facts

  • Keyhole limpet hemocyanin Ab panel - Serum or Plasma
  • Keyhole limpet hemocyanin Ab panel
  • KLH; KLH Ab Pnl; Pan; PANEL.SEROLOGY; Panl; Pl; Plasma; Plsm; Pnl; Point in time; 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

Keyhole limpet hemocyanin Ab panelKeyhole limpet hemocyanin Ab panel - Serum or PlasmaKLH Ab Pnl SerPlPANEL.SEROKeyhole limpet hemocyanin Ab panel, Blood-Pt

Frequently asked questions

Code details

Code73979-7
SystemLOINC
Display nameKeyhole limpet hemocyanin Ab panel
Short nameKLH Ab Pnl SerPl
ComponentKeyhole limpet hemocyanin Ab panel
Property-
TimingPt
System (specimen)Ser/Plas
Scale-
ClassPANEL.SERO
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.44
Last changed2.46

Consumer names

Keyhole limpet hemocyanin Ab panel, Blood

Part names

Keyhole limpet hemocyanin Ab panel-PtSer/PlasPoint 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 73979-7 | HealthAssure