LOINCActiveOrder

LOINC Code 45059-3: E. chaffeensis IgG and IgM panel Unsp time IF (S) [Titer]

45059-3 is a LOINC code used to identify E. chaffeensis IgG and IgM panel Unsp time IF (S) [Titer] 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 Ehrlichia chaffeensis Ab.IgG & IgM 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 Ehrlichia chaffeensis Ab.IgG & IgM 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
  • Method: IF

What it does not mean

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

Key facts

  • Ehrlichia chaffeensis IgG and IgM panel [Titer] - unspecified time Serum by Immunofluorescence
  • Ehrlichia chaffeensis Ab.IgG & IgM panel
  • ?Tm; ACIF; Anticomplement Immunofluorescence; Dilution factor; Dilution Factor (Titer); E chaff IgG+IgM Pnl; E chaffeensis; FA; Fluorescent antibody; Fluoresent; HME; Human monocytic ehrlichiosis; ID; IFA; Immune fluorescence; Immune globulin G; Immune globulin M; Immunoflour; Immunofluor; Immunofluorescence; Immunoglobulin G; Immunoglobulin M; Infectious Disease; InfectiousDisease; Microbiology; Pan; PANEL.MICROBIOLOGY; Panl; Pnl; Serum; SmQn; SR; Time Resolved Fluorescence; Titer; Titered; Titre; TRF; Ttr; UniversalLabOrders

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

E. chaffeensis IgG and IgM panel Unsp time IF (S) [Titer]Ehrlichia chaffeensis IgG and IgM panel [Titer] - unspecified time Serum by ImmunofluorescenceE chaff IgG+IgM Pnl ?Tm Titr Ser IFEhrlichia chaffeensis Ab.IgG & IgM panelPANEL.MICROEhrlichia chaffeensis Ab.IgG & IgM panel, BloodTitr

Frequently asked questions

Code details

Code45059-3
SystemLOINC
Display nameE. chaffeensis IgG and IgM panel Unsp time IF (S) [Titer]
DescriptionEhrlichia chaffeensis Ab.IgG & IgM panel
Short nameE chaff IgG+IgM Pnl ?Tm Titr Ser IF
ComponentEhrlichia chaffeensis Ab.IgG & IgM panel
PropertyTitr
TimingXXX
System (specimen)Ser
ScaleSemiQn
MethodIF
ClassPANEL.MICRO
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.75

Consumer names

Ehrlichia chaffeensis Ab.IgG & IgM panel, Blood

Part names

Ehrlichia chaffeensis Ab.IgG & IgM panelTitrXXXSerSemiQnIFEhrlichia chaffeensis IgG and IgM panelTiterUnspecifiedSerumImmunofluorescence (IF)

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 45059-3 | HealthAssure