LOINCActiveOrder

LOINC Code 43434-0: Bacterial Ag panel (S)

43434-0 is a LOINC code used to identify Bacterial Ag panel (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 Bacterial Ag panel. 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 Bacterial Ag panel. 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: 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

  • Bacterial Ag panel - Serum
  • Bacterial Ag panel
  • Bact; Bacterial Ag Pnl; ID; Infectious Disease; InfectiousDisease; Microbiology; Pan; PANEL.MICROBIOLOGY; Panl; Pnl; Point in time; Random; Serum; 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

Bacterial Ag panel (S)Bacterial Ag panel - SerumBacterial Ag Pnl SerBacterial Ag panelPANEL.MICROBacterial antigen panel, Blood-

Frequently asked questions

Code details

Code43434-0
SystemLOINC
Display nameBacterial Ag panel (S)
DescriptionBacterial Ag panel
Short nameBacterial Ag Pnl Ser
ComponentBacterial Ag panel
Property-
TimingPt
System (specimen)Ser
Scale-
ClassPANEL.MICRO
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.73

Consumer names

Bacterial antigen panel, Blood

Part names

Bacterial Ag panel-PtSerPoint 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 43434-0 | HealthAssure