LOINCActiveBoth

LOINC Code 104450-2: S. typhi DNA NAA+probe Ql (Isol)

104450-2 is a LOINC code used to identify S. typhi DNA NAA+probe Ql (Isol) 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 Salmonella typhi DNA. It is commonly used with the system or sample type Isolate.

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 Salmonella typhi DNA. It is commonly used with the system or sample type Isolate.

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

  • Salmonella typhi DNA [Presence] in Isolate by NAA with probe detection
  • Salmonella typhi DNA
  • 3 Self-Sustaining Sequence Replication; 3SR SR; Amplif; Amplification; Amplified; Deoxyribonucleic acid; DNA NUCLEIC ACID PROBE; DNA probe; Islt; Isol; LAT; LCR; Ligase chain reaction; Ligation-activated transcription; Microbiology; NAA+probe; NAAT; NASBA; Nucleic acid sequence based analysis; Ordinal; PCR; Point in time; Polymerase chain reaction; PR; Probe amp; Probe with ampification; Probe with target amplification; QBR; QL; Qual; Qualitative; Random; S typhi; S typhi DNA; S typhosa; Sal; Salmonel; Screen; SDA; Strand Displacement Amplification; TMA; Transcription mediated amplification; Typh; Typhoid

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

S. typhi DNA NAA+probe Ql (Isol)Salmonella typhi DNA [Presence] in Isolate by NAA with probe detectionS Typhi DNA Islt Ql NAA+probeSalmonella typhi DNAMICROSalmonella typhiPrThr

Frequently asked questions

Code details

Code104450-2
SystemLOINC
Display nameS. typhi DNA NAA+probe Ql (Isol)
DescriptionSalmonella typhi DNA
Short nameS Typhi DNA Islt Ql NAA+probe
ComponentSalmonella typhi DNA
PropertyPrThr
TimingPt
System (specimen)Isolate
ScaleOrd
MethodProbe.amp.tar
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.77
Last changed2.77

Consumer names

Salmonella typhi

Part names

Salmonella typhi DNAPrThrPtIsolateOrdProbe.amp.tarPresence 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.

LOINC Code 104450-2 | HealthAssure