LOINCBoth

LOINC Code 7186-0: Cat hair IgE Qn (S)

7186-0 is a LOINC code used to identify Cat hair IgE Qn (S) 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 Cat hair Ab.IgE. It is commonly used with the system or sample type Ser.

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 Cat hair Ab.IgE. 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: DEPRECATED
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Deprecated Cat hair IgE Ab [Units/volume] in Serum
  • Cat hair Ab.IgE
  • We reviewed the major allergy testing manufacturers and found that they all use the same allergen code, e1, but use different test descriptions (dander, epithelium, hair)
  • ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Feline; Felis domesticus; Immune globulin E; Immunoglobulin E; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR

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

Cat hair IgE Qn (S)Deprecated Cat hair IgE Ab [Units/volume] in SerumDeprecated Cat Hair IgE QnCat hair Ab.IgEALLERGYCat Hair allergy testACnc

Frequently asked questions

Code details

Code7186-0
SystemLOINC
Display nameCat hair IgE Qn (S)
DescriptionCat hair Ab.IgE
Short nameDeprecated Cat Hair IgE Qn
ComponentCat hair Ab.IgE
PropertyACnc
TimingPt
System (specimen)Ser
ScaleQn
ClassALLERGY
StatusDEPRECATED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(2)
Last changed2.69

Consumer names

Cat Hair allergy test

Part names

Cat hair Ab.IgEACncPtSerQnArbitrary ConcentrationPoint in time (spot)Serum

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 7186-0 | HealthAssure