What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCBoth

LOINC Code 38378-6: M. tuberculosis complex rRNA Probe Ql (Specimen)

Name: LOINC Code 38378-6: M. tuberculosis complex rRNA Probe Ql (Specimen)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:26.143Z

38378-6 is a LOINC code used to identify M. tuberculosis complex rRNA Probe Ql (Specimen) 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 Mycobacterium tuberculosis complex rRNA. It is commonly used with the system or sample type XXX.

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 Mycobacterium tuberculosis complex rRNA. It is commonly used with the system or sample type XXX.

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: DEPRECATED
Order vs observation: Both
Method: Probe

What it does not mean

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

Key facts

Deprecated Mycobacterium tuberculosis complex rRNA [Presence] in Unspecified specimen by DNA probe
Mycobacterium tuberculosis complex rRNA
Acid Fast; Acid Fast Bacilli; Acid fast bacillus; AFB; Arbitrary concentration; Compx; DNA NUCLEIC ACID PROBE; DNA probe; ID; Infectious Disease; InfectiousDisease; M tb; M TB Cmplx; M tuberculosis; Microbiology; Misc; Miscellaneous; Mtb; Myco; Mycobact; Mycobacterium tuberculosum; Ordinal; Other; Point in time; QL; Qual; Qualitative; Random; ribosomal RNA; Screen; Spec; TB; To be specified in another part of the message; Tuberculosis; Unspecified

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

M. tuberculosis complex rRNA Probe Ql (Specimen)Deprecated Mycobacterium tuberculosis complex rRNA [Presence] in Unspecified specimen by DNA probeDeprecated M TB Cmplx rRNA XXX Ql PrbMycobacterium tuberculosis complex rRNAMICROMycobacterium tuberculosis complex, SpecimenACnc

Frequently asked questions

Code details

Code38378-6

SystemLOINC

Display nameM. tuberculosis complex rRNA Probe Ql (Specimen)

DescriptionMycobacterium tuberculosis complex rRNA

Short nameDeprecated M TB Cmplx rRNA XXX Ql Prb

ComponentMycobacterium tuberculosis complex rRNA

PropertyACnc

TimingPt

System (specimen)XXX

ScaleOrd

MethodProbe

ClassMICRO

StatusDEPRECATED

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.14

Last changed2.69

Consumer names

Mycobacterium tuberculosis complex, Specimen

Part names

Mycobacterium tuberculosis complex rRNAACncPtXXXOrdProbeArbitrary ConcentrationPoint in time (spot)

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.