What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveOrder

LOINC Code 104991-5: Bacterial resistance panel (Isol)

Name: LOINC Code 104991-5: Bacterial resistance panel (Isol)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:19.132Z

104991-5 is a LOINC code used to identify Bacterial resistance panel (Isol) 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 resistance panel. It is commonly used with the system or sample type Isolate.

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 resistance panel. It is commonly used with the system or sample type Isolate.

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 resistance panel
ANTIBIOTIC SUSCEPTIBILITIES; Bact; Bacterial resist pnl; Islt; Isol; Pan; PANEL.ANTIBIOTIC SUSCEPTIBILITIES; Panl; Pnl; Point in time; Random; Resist; Resistanc; Resistant; Resistent

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 resistance panel (Isol)Bacterial resistance panelBacterial resist pnl IsltPANEL.ABXBACT-PtIsolate

Frequently asked questions

Code details

Code104991-5

SystemLOINC

Display nameBacterial resistance panel (Isol)

DescriptionBacterial resistance panel

Short nameBacterial resist pnl Islt

ComponentBacterial resistance panel

Property-

TimingPt

System (specimen)Isolate

Scale-

ClassPANEL.ABXBACT

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.78

Last changed2.78

Consumer names

Bacterial resistance panel

Part names

Bacterial resistance panel-PtIsolatePoint in time (spot)

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.