LOINCActiveBoth

LOINC Code 20919-7: Organophosphate insecticides Screen Ql (Gast fld)

20919-7 is a LOINC code used to identify Organophosphate insecticides Screen Ql (Gast fld) 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 Organophosphate insecticides. It is commonly used with the system or sample type Gast fld.

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 Organophosphate insecticides. It is commonly used with the system or sample type Gast fld.

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: Screen

What it does not mean

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

Key facts

  • Organophosphate insecticides [Presence] in Gastric fluid by Screen method
  • Organophosphate insecticides
  • DRUG/TOXICOLOGY; Drugs; GAST; Gastric contents; Gastric fluid; OP Insecticides; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Scn; Scr; Screen; Scrn

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

Organophosphate insecticides Screen Ql (Gast fld)Organophosphate insecticides [Presence] in Gastric fluid by Screen methodOP Insecticides Gast Ql ScnOrganophosphate insecticidesDRUG/TOXOrganophosphate insecticides, Stomach fluidPrThr

Frequently asked questions

Code details

Code20919-7
SystemLOINC
Display nameOrganophosphate insecticides Screen Ql (Gast fld)
DescriptionOrganophosphate insecticides
Short nameOP Insecticides Gast Ql Scn
ComponentOrganophosphate insecticides
PropertyPrThr
TimingPt
System (specimen)Gast fld
ScaleOrd
MethodScreen
ClassDRUG/TOX
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0m
Last changed2.81

Consumer names

Organophosphate insecticides, Stomach fluid

Part names

Organophosphate insecticidesPrThrPtGast fldOrdScreenPresence or ThresholdPoint in time (spot)Gastric fluidToxicology screen

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 20919-7 | HealthAssure