LOINCActiveObservation

LOINC Code 44651-8: Tissue cores.positive.carcinoma (Tissue core) [#]

44651-8 is a LOINC code used to identify Tissue cores.positive.carcinoma (Tissue core) [#] 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 Tissue cores.positive.carcinoma. It is commonly used with the system or sample type Tissue core.

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 Tissue cores.positive.carcinoma. It is commonly used with the system or sample type Tissue core.

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

  • Tissue cores.positive.carcinoma in Tissue core
  • Tissue cores.positive.carcinoma
  • Cnt; Count; Number; Pathology; PATHOLOGY PROTOCOLS; PATHOLOGY PROTOCOLS PROSTATE; Point in time; Pos; QNT; Quan; Quant; Quantitative; Random; Tissue cores.pos.Ca

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

Tissue cores.positive.carcinoma (Tissue core) [#]Tissue cores.positive.carcinoma in Tissue coreTissue cores.pos.Ca Tissue CoreTissue cores.positive.carcinomaPATH.PROTOCOLS.PROSTTissue cores.positive.carcinoma, Tissue CoreNum

Frequently asked questions

Code details

Code44651-8
SystemLOINC
Display nameTissue cores.positive.carcinoma (Tissue core) [#]
DescriptionTissue cores.positive.carcinoma
Short nameTissue cores.pos.Ca Tissue Core
ComponentTissue cores.positive.carcinoma
PropertyNum
TimingPt
System (specimen)Tissue core
ScaleQn
ClassPATH.PROTOCOLS.PROST
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.69

Consumer names

Tissue cores.positive.carcinoma, Tissue Core

Part names

Tissue cores.positive.carcinomaNumPtTissue coreQnNumber (count)Point 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 44651-8 | HealthAssure