LOINCActiveBoth

LOINC Code 49985-5: HSV 1 DNA NAA+probe (Bld) [#/Vol]

49985-5 is a LOINC code used to identify HSV 1 DNA NAA+probe (Bld) [#/Vol] 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 Herpes simplex virus 1 DNA. It is commonly used with the system or sample type Bld.

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 Herpes simplex virus 1 DNA. It is commonly used with the system or sample type Bld.

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

  • Herpes simplex virus 1 DNA [#/volume] (viral load) in Blood by NAA with probe detection
  • Herpes simplex virus 1 DNA
  • #; 3 Self-Sustaining Sequence Replication; 3SR SR; ABS; absolute; absolutes; Amplif; Amplification; Amplified; Blood; Cnt; Count; Count/volume; CT; Deoxyribonucleic acid; DNA NUCLEIC ACID PROBE; DNA probe; Herp splx; Herpes simplex virus type 1; HSV; HSV1; i; ID; Infectious Disease; InfectiousDisease; LAT; LCR; Ligase chain reaction; Ligation-activated transcription; Microbiology; NAA+probe; NAAT; NASBA; Nucleic acid sequence based analysis; Number concentration; Number Concentration (count/vol); PCR; Point in time; Polymerase chain reaction; Probe amp; Probe with ampification; Probe with target amplification; QBR; QNT; Quan; Quant; Quantitative; Random; SDA; Strand Displacement Amplification; TMA; Transcription mediated amplification; Viral load; WB; Whole blood

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

HSV 1 DNA NAA+probe (Bld) [#/Vol]Herpes simplex virus 1 DNA [#/volume] (viral load) in Blood by NAA with probe detectionHSV1 DNA # Bld NAA+probeHerpes simplex virus 1 DNAMICROHerpes simplex virus 1 (HSV 1), BloodNCnc

Frequently asked questions

Code details

Code49985-5
SystemLOINC
Display nameHSV 1 DNA NAA+probe (Bld) [#/Vol]
DescriptionHerpes simplex virus 1 DNA
Short nameHSV1 DNA # Bld NAA+probe
ComponentHerpes simplex virus 1 DNA
PropertyNCnc
TimingPt
System (specimen)Bld
ScaleQn
MethodProbe.amp.tar
ClassMICRO
Example unitscopies/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.22
Last changed2.73

Consumer names

Herpes simplex virus 1 (HSV 1), Blood

Part names

Herpes simplex virus 1 DNANCncPtBldQnProbe.amp.tarNumber ConcentrationPoint in time (spot)BloodNucleic 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 49985-5 | HealthAssure