LOINCActive

LOINC Code 42796-3: Clinical trial protocol Trial name

42796-3 is a LOINC code used to identify Clinical trial protocol Trial name 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 Trial name. It is commonly used with the system or sample type ^Clinical trial protocol.

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 Trial name. It is commonly used with the system or sample type ^Clinical trial protocol.

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

What it does not mean

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

Key facts

  • Clinical trial protocol Trial name
  • Trial name
  • CTP; DOCUMENT.REF; DOCUMENT.REF.CTP; Narrative; Report

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

Clinical trial protocol Trial nameCTP Trial NameTrial nameDOC.REF.CTP-^Clinical trial protocolNar

Frequently asked questions

Code details

Code42796-3
SystemLOINC
Display nameClinical trial protocol Trial name
DescriptionTrial name
Short nameCTP Trial Name
ComponentTrial name
Property-
Timing-
System (specimen)^Clinical trial protocol
ScaleNar
ClassDOC.REF.CTP
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.27

Part names

Trial name-^Clinical trial protocolNar

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 42796-3 | HealthAssure