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.

LOINCActiveObservation

LOINC Code 111918-9: Adverse events post procedure Gastrointestinal tract upper Endoscopy

Name: LOINC Code 111918-9: Adverse events post procedure Gastrointestinal tract upper Endoscopy
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:21.942Z

111918-9 is a LOINC code used to identify Adverse events post procedure Gastrointestinal tract upper Endoscopy 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 Adverse events post procedure. It is commonly used with the system or sample type Gastrointestinal tract.upper.

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 Adverse events post procedure. It is commonly used with the system or sample type Gastrointestinal tract.upper.

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: Endoscopy

What it does not mean

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

Key facts

Adverse events post procedure Gastrointestinal tract upper Endoscopy
Adverse events post procedure
Advrs evnts pst proc; After; Endscpy; Finding; Findings; GI; GI.ENDO; Nominal; Point in time; PST; Random; UGI; Up

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

Adverse events post procedure Gastrointestinal tract upper EndoscopyAdvrs evnts pst proc UGI EndscpyAdverse events post procedureENDO.GIFindPtGastrointestinal tract.upper

Frequently asked questions

Code details

Code111918-9

SystemLOINC

Display nameAdverse events post procedure Gastrointestinal tract upper Endoscopy

DescriptionAdverse events post procedure

Short nameAdvrs evnts pst proc UGI Endscpy

ComponentAdverse events post procedure

PropertyFind

TimingPt

System (specimen)Gastrointestinal tract.upper

ScaleNom

MethodEndoscopy

ClassENDO.GI

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.82

Last changed2.82

Part names

Adverse events post procedureFindPtGastrointestinal tract.upperNomEndoscopyFindingPoint in time (spot)Gastrointestinal tract upper

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.