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 84887-9: Apical lymph node involvement Ql (Cancer specimen)

Name: LOINC Code 84887-9: Apical lymph node involvement Ql (Cancer specimen)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:11.791Z

84887-9 is a LOINC code used to identify Apical lymph node involvement Ql (Cancer specimen) 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 Apical lymph node involvement. It is commonly used with the system or sample type Cancer specimen.

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 Apical lymph node involvement. It is commonly used with the system or sample type Cancer specimen.

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

What it does not mean

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

Key facts

Apical lymph node involvement of Colorectal cancer

Apical lymph node involvement

Records the involvement (presence or absence) of the apical lymph node (APN). APN metastasis is an important prognostic factor in node-positive rectal cancer.[PMID23057847] This term was created for, but not limited in use to, the Colorectal Cancer Structured Reporting Protocol (2nd Edition, 2012) developed by the Royal College of Pathologists of Australasia (RCPA).

Apical LN involved; CA; Ca spec; LN; LN involved; Ordinal; Pathology; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Spec

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

Apical lymph node involvement Ql (Cancer specimen)Apical lymph node involvement of Colorectal cancerApical LN involved Ca spec QlApical lymph node involvementPATHApical lymph node involvement, Cancer specimenPrThr

Frequently asked questions

Code details

Code84887-9

SystemLOINC

Display nameApical lymph node involvement Ql (Cancer specimen)

DescriptionApical lymph node involvement

Short nameApical LN involved Ca spec Ql

ComponentApical lymph node involvement

PropertyPrThr

TimingPt

System (specimen)Cancer specimen

ScaleOrd

ClassPATH

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.58

Last changed2.71

Consumer names

Apical lymph node involvement, Cancer specimen

Part names

Apical lymph node involvementPrThrPtCancer specimenOrdPresence or ThresholdPoint in time (spot)

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.