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 16113-3: Progesterone receptor (Tiss) [Interp]

Name: LOINC Code 16113-3: Progesterone receptor (Tiss) [Interp]
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

16113-3 is a LOINC code used to identify Progesterone receptor (Tiss) [Interp] 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 Progesterone receptor. It is commonly used with the system or sample type Tiss.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Progesterone receptor. 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

Progesterone receptor [Interpretation] in Tissue
Progesterone receptor
Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Nominal; P4; Pathology; Point in time; PR; Prog; Proges; Progest; Progestin; Random; Rec; Recept; Receptors; Recp; Recptr; 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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Progesterone receptor (Tiss) [Interp] (16113-3)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Progesterone receptor (Tiss) [Interp]Progesterone receptor [Interpretation] in TissuePR Tiss-ImpProgesterone receptorPATHProgesterone receptor, TissueImp

Frequently asked questions

Code details

Code16113-3

SystemLOINC

Display nameProgesterone receptor (Tiss) [Interp]

DescriptionProgesterone receptor

Short namePR Tiss-Imp

ComponentProgesterone receptor

PropertyImp

TimingPt

System (specimen)Tiss

ScaleNom

ClassPATH

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0l

Last changed2.73

Consumer names

Progesterone receptor, Tissue

Part names

Progesterone receptorImpPtTissNomImpression/interpretation of studyPoint 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.