LOINCActiveObservation

LOINC Code 94666-5: High grade prostatic intraepithelial neoplasia Microscopy Ql (Spec)

94666-5 is a LOINC code used to identify High grade prostatic intraepithelial neoplasia Microscopy Ql (Spec) 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 High grade prostatic intraepithelial neoplasia. It is commonly used with the system or sample type 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 High grade prostatic intraepithelial neoplasia. It is commonly used with the system or sample type 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
  • Method: Microscopy

What it does not mean

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

Key facts

  • High grade prostatic intraepithelial neoplasia [Presence] in Specimen by Microscopy
  • High grade prostatic intraepithelial neoplasia
  • Genitourinary; GU; HGPIN; High grade PIN; Micro; Micros; Microscopic; Ordinal; PATHOLOGY; Point in time; PR; Prost; Prostate; Prostati; QL; Qual; Qualitative; Random; Screen; Spec; URO; Urology

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

High grade prostatic intraepithelial neoplasia Microscopy Ql (Spec)High grade prostatic intraepithelial neoplasia [Presence] in Specimen by MicroscopyHGPIN Spec Ql MicroHigh grade prostatic intraepithelial neoplasiaPATHHigh grade prostatic intraepithelial neoplasia, SpecimenPrThr

Frequently asked questions

Code details

Code94666-5
SystemLOINC
Display nameHigh grade prostatic intraepithelial neoplasia Microscopy Ql (Spec)
DescriptionHigh grade prostatic intraepithelial neoplasia
Short nameHGPIN Spec Ql Micro
ComponentHigh grade prostatic intraepithelial neoplasia
PropertyPrThr
TimingPt
System (specimen)Specimen
ScaleOrd
MethodMicroscopy
ClassPATH
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.68

Consumer names

High grade prostatic intraepithelial neoplasia, Specimen

Part names

High grade prostatic intraepithelial neoplasiaPrThrPtSpecimenOrdMicroscopyPresence 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.

LOINC Code 94666-5 | HealthAssure