LOINCActiveBoth

LOINC Code 33000-1: R. spotted fever group IgM Ql (S)

33000-1 is a LOINC code used to identify R. spotted fever group IgM 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 spotted fever group Ab.IgM. 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 spotted fever group Ab.IgM. 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

What it does not mean

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

Key facts

  • Rickettsia spotted fever group IgM Ab [Presence] in Serum
  • Rickettsia spotted fever group Ab.IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; ID; Immune globulin M; Immunoglobulin M; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Rick SF; Ricket; Rickettsial; Screen; Serum; SR

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. spotted fever group IgM Ql (S)Rickettsia spotted fever group IgM Ab [Presence] in SerumRick SF IgM Ser QlRickettsia spotted fever group Ab.IgMMICRORickettsia spotted fever group IgM antibody, BloodPrThr

Frequently asked questions

Code details

Code33000-1
SystemLOINC
Display nameR. spotted fever group IgM Ql (S)
DescriptionRickettsia spotted fever group Ab.IgM
Short nameRick SF IgM Ser Ql
ComponentRickettsia spotted fever group Ab.IgM
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.09
Last changed2.73

Consumer names

Rickettsia spotted fever group IgM antibody, Blood

Part names

Rickettsia spotted fever group Ab.IgMPrThrPtSerOrdRickettsia spotted fever group IgMPresence or ThresholdPoint in time (spot)Serum

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 33000-1 | HealthAssure