LOINCActiveObservation

LOINC Code 105602-7: Lymph node involvement Ql (Tiss)

105602-7 is a LOINC code used to identify Lymph node involvement Ql (Tiss) 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 Lymph node involvement. It is commonly used with the system or sample type Tiss.

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 Lymph node involvement. It is commonly used with the system or sample type Tiss.

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

  • Lymph node involvement [Likelihood] in Tissue Qualitative
  • Lymph node involvement
  • This term is to identify the level of risk for patients being considered for a sentinel lymph node biopsy procedure (SLNB)
  • LN; LN involved; Ordinal; Pathology; Point in time; QL; Qual; Qualitative; Random; Risk; Screen; Tissue; Tissue, 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

Lymph node involvement Ql (Tiss)Lymph node involvement [Likelihood] in Tissue QualitativeLN involved Tiss QlLymph node involvementPATHLymph node involvement, TissueLikelihood

Frequently asked questions

Code details

Code105602-7
SystemLOINC
Display nameLymph node involvement Ql (Tiss)
DescriptionLymph node involvement
Short nameLN involved Tiss Ql
ComponentLymph node involvement
PropertyLikelihood
TimingPt
System (specimen)Tiss
ScaleOrd
ClassPATH
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.78
Last changed2.78

Consumer names

Lymph node involvement, Tissue

Part names

Lymph node involvementLikelihoodPtTissOrdPoint in time (spot)Tissue and Smears

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 105602-7 | HealthAssure