LOINCActive

LOINC Code 31206-6: Behavior ICD-O-3 Cancer

31206-6 is a LOINC code used to identify Behavior ICD-O-3 Cancer 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 Behavior ICD-O-3. It is commonly used with the system or sample type Cancer.XXX.

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 Behavior ICD-O-3. It is commonly used with the system or sample type Cancer.XXX.

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

  • Behavior ICD-O-3 Cancer
  • Behavior ICD-O-3
  • Code for the behavior of the tumor being reported using ICD-O-3. NAACCR adopted ICD-O-3 as the standard coding system for tumors diagnosed beginning January 1, 2001, and later recommended that prior cases be converted from ICD-O-2. See Behavior (92-00) ICD-O-2 [430], for ICD-O-2 codes. Juvenile astrocytoma is coded as borderline in ICD-O-3, North American registries report as 9421/3... NAACCR Data Standards and Data Dictionary Version 11
  • CA; Identity or presence; III; International Classification of Diseases; International Classification of Diseases for Oncology; Misc; Miscellaneous; Nominal; Oncology; Other; Point in time; Random; Spec; To be specified in another part of the message; TUMOR REGISTRY(NAACCR); Unspecified

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

Behavior ICD-O-3 CancerBehavior ICD-O-3TUMRRGTPridPtCancer.XXXNom

Frequently asked questions

Code details

Code31206-6
SystemLOINC
Display nameBehavior ICD-O-3 Cancer
DescriptionBehavior ICD-O-3
Short nameBehavior ICD-O-3 Cancer
ComponentBehavior ICD-O-3
PropertyPrid
TimingPt
System (specimen)Cancer.XXX
ScaleNom
ClassTUMRRGT
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.07
Last changed2.73

Part names

Behavior ICD-O-3PridPtCancer.XXXNomPresence or IdentityPoint in time (spot)Cancer XXX

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 31206-6 | HealthAssure