LOINCActiveObservation

LOINC Code 28033-9: Colonoscopy study through stoma

28033-9 is a LOINC code used to identify Colonoscopy study through stoma 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 Colonoscopy study through stoma. It is commonly used with the system or sample type Colon.

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 Colonoscopy study through stoma. It is commonly used with the system or sample type Colon.

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: Colonoscopy

What it does not mean

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

Key facts

  • Colonoscopy study through stoma
  • Colonoscopy study thru stoma; Document; Finding; Findings; Gastro; Gastroenterology; GI; GI.ENDO; LGI; Studies; Study; Study report; Sutdies

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

Colonoscopy study through stomaColonoscopy study thru stomaENDO.GIFindStdyColonDoc

Frequently asked questions

Code details

Code28033-9
SystemLOINC
Display nameColonoscopy study through stoma
Short nameColonoscopy study thru stoma
ComponentColonoscopy study through stoma
PropertyFind
TimingStdy
System (specimen)Colon
ScaleDoc
MethodColonoscopy
ClassENDO.GI
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.72

Part names

Colonoscopy study through stomaFindStdyColonDocColonoscopyFindingStudy

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 28033-9 | HealthAssure