What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 7603-4: Pigeon droppings IgG Qn (S)

Name: LOINC Code 7603-4: Pigeon droppings IgG Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:56.387Z

7603-4 is a LOINC code used to identify Pigeon droppings IgG 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 Pigeon droppings Ab.IgG. 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 Pigeon droppings Ab.IgG. 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

What it does not mean

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

Key facts

Pigeon droppings IgG Ab [Units/volume] in Serum
Pigeon droppings Ab.IgG
ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; e7; Feces; Immune globulin G; Immunoglobulin G; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR; stool

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

Pigeon droppings IgG Qn (S)Pigeon droppings IgG Ab [Units/volume] in SerumPigeon Drop IgG QnPigeon droppings Ab.IgGALLERGYPigeon droppings IgG antibodyACnc

Frequently asked questions

Code details

Code7603-4

SystemLOINC

Display namePigeon droppings IgG Qn (S)

DescriptionPigeon droppings Ab.IgG

Short namePigeon Drop IgG Qn

ComponentPigeon droppings Ab.IgG

PropertyACnc

TimingPt

System (specimen)Ser

ScaleQn

ClassALLERGY

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0h(2)

Last changed2.69

Consumer names

Pigeon droppings IgG antibody

Part names

Pigeon droppings Ab.IgGACncPtSerQnPigeon droppings IgGArbitrary 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.