LOINCActiveBoth

LOINC Code 68949-7: E. chaffeensis Ab IF (S) [Titer]

68949-7 is a LOINC code used to identify E. chaffeensis Ab 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. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 25 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. 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: Both
  • Method: IF

What it does not mean

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

Key facts

  • Ehrlichia chaffeensis Ab [Titer] in Serum by Immunofluorescence
  • Ehrlichia chaffeensis Ab
  • ABS; Aby; ACIF; Antby; Anti; Antibodies; Antibody; Anticomplement Immunofluorescence; Autoantibodies; Autoantibody; Dilution factor; Dilution Factor (Titer); E chaffeensis; FA; Fluorescent antibody; Fluoresent; HME; Human monocytic ehrlichiosis; ID; IFA; Immune fluorescence; Immunoflour; Immunofluor; Immunofluorescence; Infectious Disease; InfectiousDisease; Microbiology; Point in time; Random; Serum; SmQn; SR; Time Resolved Fluorescence; Titer; Titered; Titre; TRF; Ttr

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 Ab IF (S) [Titer]Ehrlichia chaffeensis Ab [Titer] in Serum by ImmunofluorescenceE chaffeensis Ab Titr Ser IFEhrlichia chaffeensis AbMICROEhrlichia chaffeensis antibody, BloodTitr

Frequently asked questions

Code details

Code68949-7
SystemLOINC
Display nameE. chaffeensis Ab IF (S) [Titer]
DescriptionEhrlichia chaffeensis Ab
Short nameE chaffeensis Ab Titr Ser IF
ComponentEhrlichia chaffeensis Ab
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
MethodIF
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.40
Last changed2.75

Consumer names

Ehrlichia chaffeensis antibody, Blood

Part names

Ehrlichia chaffeensis AbTitrPtSerSemiQnIFTiterPoint in time (spot)SerumImmunofluorescence (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 68949-7 | HealthAssure