LOINCActiveObservation

LOINC Code 102596-4: Silk waste IgE RAST (S) [Presence]

102596-4 is a LOINC code used to identify Silk waste IgE RAST (S) [Presence] 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 Silk waste 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 Silk waste 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: ACTIVE
  • Order vs observation: Observation
  • Method: RAST

What it does not mean

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

Key facts

  • Silk waste IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
  • Silk waste Ab.IgE
  • ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Bombyx mori; Bombyxmori; Immune globulin E; Immunoglobulin E; k73; k74; Point in time; PR; Radioallergosorbent test; Random; Serum; SmQn; 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

Silk waste IgE RAST (S) [Presence]Silk waste IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)Silk Waste IgE RASTSilk waste Ab.IgEALLERGYSilk waste allergy testPrThr

Frequently asked questions

Code details

Code102596-4
SystemLOINC
Display nameSilk waste IgE RAST (S) [Presence]
DescriptionSilk waste Ab.IgE
Short nameSilk Waste IgE RAST
ComponentSilk waste Ab.IgE
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleSemiQn
MethodRAST
ClassALLERGY
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.75
Last changed2.75

Consumer names

Silk waste allergy test

Part names

Silk waste Ab.IgEPrThrPtSerSemiQnRASTSilk waste IgEPresence or ThresholdPoint in time (spot)SerumRadioallergosorbent test (RAST)

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 102596-4 | HealthAssure