SNOMED_CT

SNOMED CT Concept 399656008: Presence of metastatic neoplasm in regional lymph node

399656008 is a SNOMED CT concept used to represent Presence of metastatic neoplasm in regional lymph node in structured clinical data. You may see this concept in clinical documentation systems, problem lists, terminology services, interoperability records, or semantic mapping workflows. SNOMED CT is a clinical terminology used to capture healthcare meaning in a standardized, interoperable form. This concept is typed as a observable entity in the terminology hierarchy.

Reviewed by HealthAssure Clinical TeamUpdated 25 May 2026

What is this code?

SNOMED CT is a clinical terminology used to capture healthcare meaning in a standardized, interoperable form. This concept is typed as a observable entity in the terminology hierarchy.

When is it used?

  • Used to represent a standardized clinical concept in health records, terminology services, and semantic mappings.
  • Often linked to diagnoses, findings, procedures, body structures, organisms, substances, or observable entities depending on the concept type.
  • Semantic tag: observable entity

What it does not mean

  • A terminology concept label alone does not replace clinical interpretation, diagnosis context, or treatment advice.

Key facts

Semantic tagObservable entity
Definition statusFully defined
Definition patternEquivalent
OWL axioms1
Defining attributes4
Role groups1
Module900000000000207008
Parents2
Children1

Defining attributes

ComponentNeoplasm, metastatic(morphologic abnormality)
PropertyPresence(qualifier value)
Scale typeOrdinal value(qualifier value)
Inheres inRegional lymph node structure(body structure)

Where you may see this code

You may see this concept in clinical documentation systems, problem lists, terminology services, interoperability records, or semantic mapping workflows.

Common synonyms

Status of tumour metastasis to regional lymph nodesStatus of tumor metastasis to regional lymph nodesStatus of tumour involvement of regional lymph nodesStatus of tumor involvement of regional lymph nodes

Frequently asked questions

Code details

Code399656008
SystemSNOMED_CT
Display namePresence of metastatic neoplasm in regional lymph node
DescriptionPresence of metastatic neoplasm in regional lymph node (observable entity)

Flags

BillableNo
Valid clinical useNo

Source

SourceSNOMED CT
Version20260501T120000Z
Releasesnapshot

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from SNOMED CT. 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.

SNOMED CT 399656008 | Presence of metastatic neoplasm in regional lymph node | HealthAssure