LOINCActiveBoth

LOINC Code 16741-1: American house dust mite IgG Ql (Bld)

16741-1 is a LOINC code used to identify American house dust mite IgG Ql (Bld) 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 Dermatophagoides farinae Ab.IgG. 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 Dermatophagoides farinae Ab.IgG. 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

What it does not mean

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

Key facts

  • American house dust mite IgG Ab [Presence] in Blood
  • Dermatophagoides farinae Ab.IgG
  • ABS; Aby; Allergen; Allergens; ALLERGY TESTING; American house dust mite; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Blood; D farinae; d002; d2; Dermatophagoides farianae; Gd2; HDM; House dust mite; Immune globulin G; Immunoglobulin G; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; 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

American house dust mite IgG Ql (Bld)American house dust mite IgG Ab [Presence] in BloodD farinae IgG Bld QlDermatophagoides farinae Ab.IgGALLERGYAmerican house dust mite IgG antibody, BloodPrThr

Frequently asked questions

Code details

Code16741-1
SystemLOINC
Display nameAmerican house dust mite IgG Ql (Bld)
DescriptionDermatophagoides farinae Ab.IgG
Short nameD farinae IgG Bld Ql
ComponentDermatophagoides farinae Ab.IgG
PropertyPrThr
TimingPt
System (specimen)Bld
ScaleOrd
ClassALLERGY
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.56

Consumer names

American house dust mite IgG antibody, Blood

Part names

Dermatophagoides farinae Ab.IgGPrThrPtBldOrdAmerican house dust mite IgGPresence or ThresholdPoint in time (spot)Blood

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 16741-1 | HealthAssure