LOINCActiveBoth

LOINC Code 37993-3: DNA double strand Ab RIA (S) [Mass/Vol]

37993-3 is a LOINC code used to identify DNA double strand Ab RIA (S) [Mass/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 DNA double strand Ab. 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 DNA double strand Ab. 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
  • Method: RIA

What it does not mean

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

Key facts

  • DNA double strand Ab [Mass/volume] in Serum by Radioimmunoassay (RIA)
  • DNA double strand Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Deoxyribonucleic acid; DNA binding ab; ds; dsDNA; dsnda; Level; Mass concentration; Native DNA; N-DNA; Point in time; QNT; Quan; Quant; Quantitative; RADIOIMMUNOASSAY; Random; Serology; Serum; SR; Stranded; Strnd

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

DNA double strand Ab RIA (S) [Mass/Vol]DNA double strand Ab [Mass/volume] in Serum by Radioimmunoassay (RIA)dsDNA Ab Ser RIA-mCncDNA double strand AbSERODNA double strand antibody, BloodMCnc

Frequently asked questions

Code details

Code37993-3
SystemLOINC
Display nameDNA double strand Ab RIA (S) [Mass/Vol]
DescriptionDNA double strand Ab
Short namedsDNA Ab Ser RIA-mCnc
ComponentDNA double strand Ab
PropertyMCnc
TimingPt
System (specimen)Ser
ScaleQn
MethodRIA
ClassSERO
Example unitsug/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.13
Last changed2.73

Consumer names

DNA double strand antibody, Blood

Part names

DNA double strand AbMCncPtSerQnRIAMass ConcentrationPoint in time (spot)SerumRadioimmunoassay (RIA)

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 37993-3 | HealthAssure