LOINCActiveBoth

LOINC Code 29704-4: R. sibirica Ab IF Ql (S)

29704-4 is a LOINC code used to identify R. sibirica Ab IF Ql (S) 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 Rickettsia sibirica 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 Rickettsia sibirica 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

  • Rickettsia sibirica Ab [Presence] in Serum by Immunofluorescence
  • Rickettsia sibirica Ab
  • ABS; Aby; ACIF; Antby; Anti; Antibodies; Antibody; Anticomplement Immunofluorescence; Autoantibodies; Autoantibody; FA; Fluorescent antibody; Fluoresent; ID; IFA; Immune fluorescence; Immunoflour; Immunofluor; Immunofluorescence; Infectious Disease; InfectiousDisease; Microbiology; North Asian tick typhus; Ordinal; Point in time; PR; QL; Qual; Qualitative; R sibirica; Random; Ricket; Rickettsial; Screen; Serum; Siberian tick typhus; Spotted fever; SR; Time Resolved Fluorescence; TRF

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

R. sibirica Ab IF Ql (S)Rickettsia sibirica Ab [Presence] in Serum by ImmunofluorescenceR sibirica Ab Ser Ql IFRickettsia sibirica AbMICRORickettsia sibirica antibody, BloodPrThr

Frequently asked questions

Code details

Code29704-4
SystemLOINC
Display nameR. sibirica Ab IF Ql (S)
DescriptionRickettsia sibirica Ab
Short nameR sibirica Ab Ser Ql IF
ComponentRickettsia sibirica Ab
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodIF
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.03
Last changed2.56

Consumer names

Rickettsia sibirica antibody, Blood

Part names

Rickettsia sibirica AbPrThrPtSerOrdIFPresence or ThresholdPoint 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 29704-4 | HealthAssure