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 44643-5: Gleason pattern.tertiary Nom (Prostate tumor)

Name: LOINC Code 44643-5: Gleason pattern.tertiary Nom (Prostate tumor)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:30.172Z

44643-5 is a LOINC code used to identify Gleason pattern.tertiary Nom (Prostate tumor) 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 Gleason pattern.tertiary. It is commonly used with the system or sample type Prostate tumor.

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 Gleason pattern.tertiary. It is commonly used with the system or sample type Prostate tumor.

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

Gleason pattern.tertiary in Prostate tumor
Gleason pattern.tertiary
Cancer; Gleason.tertiary; Nominal; Pathology; PATHOLOGY PROTOCOLS; PATHOLOGY PROTOCOLS PROSTATE; Point in time; Prost; Prostatic; PrT; Random; tumors; tumour; tumours; Typ

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

Gleason pattern.tertiary Nom (Prostate tumor)Gleason pattern.tertiary in Prostate tumorGleason.tertiary PrTGleason pattern.tertiaryPATH.PROTOCOLS.PROSTGleason pattern.tertiary, Prostate TumorType

Frequently asked questions

Code details

Code44643-5

SystemLOINC

Display nameGleason pattern.tertiary Nom (Prostate tumor)

DescriptionGleason pattern.tertiary

Short nameGleason.tertiary PrT

ComponentGleason pattern.tertiary

PropertyType

TimingPt

System (specimen)Prostate tumor

ScaleNom

ClassPATH.PROTOCOLS.PROST

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.17

Last changed2.61

Consumer names

Gleason pattern.tertiary, Prostate Tumor

Part names

Gleason pattern.tertiaryTypePtProstate tumorNomPoint 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.