LOINCActiveOrder

LOINC Code 50545-3: Bacterial susceptibility panel MIC (Isol)

50545-3 is a LOINC code used to identify Bacterial susceptibility panel MIC (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 susceptibility 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 susceptibility 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
  • Method: MIC

What it does not mean

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

Key facts

  • Bacterial susceptibility panel by Minimum inhibitory concentration (MIC)
  • Bacterial susceptibility panel
  • ANTIBIOTIC SUSCEPTIBILITIES; Bact; Bacterial Susc Pnl; Islt; Isol; Minimum inhibitory concentration; Pan; PANEL.ANTIBIOTIC SUSCEPTIBILITIES; Panl; Pnl; Point in time; Random; Sus; Susc; Suscept; Susceptibilities; Susceptibilty

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 susceptibility panel MIC (Isol)Bacterial susceptibility panel by Minimum inhibitory concentration (MIC)Bacterial Susc Pnl Islt MICBacterial susceptibility panelPANEL.ABXBACT-Pt

Frequently asked questions

Code details

Code50545-3
SystemLOINC
Display nameBacterial susceptibility panel MIC (Isol)
DescriptionBacterial susceptibility panel
Short nameBacterial Susc Pnl Islt MIC
ComponentBacterial susceptibility panel
Property-
TimingPt
System (specimen)Isolate
ScaleOrdQn
MethodMIC
ClassPANEL.ABXBACT
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.22
Last changed2.73

Consumer names

Bacterial susceptibility panel

Part names

Bacterial susceptibility panel-PtIsolateOrdQnMICPoint in time (spot)Minimum inhibitory concentration (MIC)

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 50545-3 | HealthAssure