LOINCActiveObservation

LOINC Code 48611-8: Antibiotic tested Nom (Isol)

48611-8 is a LOINC code used to identify Antibiotic tested Nom (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 Antibiotic tested. 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 Antibiotic tested. 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: Observation

What it does not mean

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

Key facts

  • Antibiotic tested [Identifier] against isolate
  • Antibiotic tested
  • This test identifies the additional antibiotic that is going to be used on a particular isolate for a drug resistant organism.
  • ANTIBIOTIC SUSCEPTIBILITIES; ID; Identity or presence; Infectious Disease; InfectiousDisease; Islt; Isol; Nominal; Point in time; Random

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

Antibiotic tested Nom (Isol)Antibiotic tested [Identifier] against isolateAntibiotic tested IsltAntibiotic testedABXBACTPridPt

Frequently asked questions

Code details

Code48611-8
SystemLOINC
Display nameAntibiotic tested Nom (Isol)
DescriptionAntibiotic tested
Short nameAntibiotic tested Islt
ComponentAntibiotic tested
PropertyPrid
TimingPt
System (specimen)Isolate
ScaleNom
ClassABXBACT
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.21

Consumer names

Antibiotic tested

Part names

Antibiotic testedPridPtIsolateNomPresence or IdentityPoint 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.

LOINC Code 48611-8 | HealthAssure