LOINCActiveBoth

LOINC Code 90001-9: MRSA DNA NAA+probe Ql (Nose)

90001-9 is a LOINC code used to identify MRSA DNA NAA+probe Ql (Nose) 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 Staphylococcus aureus.methicillin resistant DNA. It is commonly used with the system or sample type Nose.

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 Staphylococcus aureus.methicillin resistant DNA. It is commonly used with the system or sample type Nose.

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: Probe.amp.tar

What it does not mean

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

Key facts

  • Methicillin resistant Staphylococcus aureus (MRSA) DNA [Presence] in Nose by NAA with probe detection
  • Staphylococcus aureus.methicillin resistant DNA
  • This term can be used to report the results for assays that detect mec and SCCmec.
  • 3 Self-Sustaining Sequence Replication; 3SR SR; Amplif; Amplification; Amplified; Celbenin; Deoxyribonucleic acid; Dimethoxypenicillin; DNA NUCLEIC ACID PROBE; DNA probe; ID; Infectious Disease; InfectiousDisease; LAT; LCR; Ligase chain reaction; Ligation-activated transcription; Metacillin; Metin; Microbiology; MRSA; NAA+probe; NAAT; Nasal; NASBA; Nos; Nose (nasal passage); Nucleic acid sequence based analysis; o71; Ordinal; PCR; Point in time; Polymerase chain reaction; PR; Probe amp; Probe with ampification; Probe with target amplification; QBR; QL; Qual; Qualitative; Random; S aureus; Screen; SDA; Smell; Staficyn; Staph; Staphicillin; Strand Displacement Amplification; TMA; Transcription mediated amplification

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

MRSA DNA NAA+probe Ql (Nose)Methicillin resistant Staphylococcus aureus (MRSA) DNA [Presence] in Nose by NAA with probe detectionMRSA DNA Nose Ql NAA+probeStaphylococcus aureus.methicillin resistant DNAMICROMRSA, NosePrThr

Frequently asked questions

Code details

Code90001-9
SystemLOINC
Display nameMRSA DNA NAA+probe Ql (Nose)
DescriptionStaphylococcus aureus.methicillin resistant DNA
Short nameMRSA DNA Nose Ql NAA+probe
ComponentStaphylococcus aureus.methicillin resistant DNA
PropertyPrThr
TimingPt
System (specimen)Nose
ScaleOrd
MethodProbe.amp.tar
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.65
Last changed2.73

Consumer names

MRSA, Nose

Part names

Staphylococcus aureus.methicillin resistant DNAPrThrPtNoseOrdProbe.amp.tarMethicillin resistant Staphylococcus aureus DNAPresence or ThresholdPoint in time (spot)Nucleic acid amplification with probe detection

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.