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LOINC Code 49168-8: O. tsutsugamushi Karp IgM (Body fld) [Titer]

49168-8 is a LOINC code used to identify O. tsutsugamushi Karp IgM (Body fld) [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 Orientia tsutsugamushi Karp Ab.IgM. It is commonly used with the system or sample type Body fld.

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 Orientia tsutsugamushi Karp Ab.IgM. It is commonly used with the system or sample type Body fld.

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

What it does not mean

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

Key facts

  • Orientia tsutsugamushi Karp IgM Ab [Titer] in Body fluid
  • Orientia tsutsugamushi Karp Ab.IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; Dilution factor; Dilution Factor (Titer); Fl; Fld; FLU; Fluid; ID; Immune globulin M; Immunoglobulin M; Infectious Disease; InfectiousDisease; Microbiology; O tsut; O tsut Karp; O tsutsugamushi; Oriental scrub typhus; Point in time; R orienta; R tsutsugamuchi; R tsutsugamushi; Random; Rickettsia orienta; Rickettsia tsutsugamuchi; Rickettsia tsutsugamushi; Rickettsia tsutsugamushi serotype karp; Scrub typhus; SmQn; Titer; Titered; Titre; 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

O. tsutsugamushi Karp IgM (Body fld) [Titer]Orientia tsutsugamushi Karp IgM Ab [Titer] in Body fluidO tsut Karp IgM Titr FldOrientia tsutsugamushi Karp Ab.IgMMICROOrientia tsutsugamushi Karp IgM antibody, Body fluidTitr

Frequently asked questions

Code details

Code49168-8
SystemLOINC
Display nameO. tsutsugamushi Karp IgM (Body fld) [Titer]
DescriptionOrientia tsutsugamushi Karp Ab.IgM
Short nameO tsut Karp IgM Titr Fld
ComponentOrientia tsutsugamushi Karp Ab.IgM
PropertyTitr
TimingPt
System (specimen)Body fld
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.75

Consumer names

Orientia tsutsugamushi Karp IgM antibody, Body fluid

Part names

Orientia tsutsugamushi Karp Ab.IgMTitrPtBody fldSemiQnOrientia tsutsugamushi Karp IgMTiterPoint in time (spot)Body fluid

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.