LOINCActiveObservation

LOINC Code 84906-7: Bladder neck involvement Ql (Prostate tumor)

84906-7 is a LOINC code used to identify Bladder neck involvement Ql (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 Bladder neck involvement. 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 Bladder neck involvement. 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

  • Bladder neck involvement of Prostate tumor
  • Bladder neck involvement
  • This term is used to record whether or not the urinary bladder neck is involved with the prostate tumor. Microscopically, invasion of the bladder neck can be identified when there are neoplastic glands within the thick smooth muscle bundles of the bladder neck in sections from the base of the prostate in the absence of associated benign prostatic glandular tissue.
  • Bladder neck involved; Cancer; Ordinal; PATHOLOGY; Point in time; PR; Prost; Prostatic; QL; Qual; Qualitative; Random; Screen; tumors; tumour; tumours

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

Bladder neck involvement Ql (Prostate tumor)Bladder neck involvement of Prostate tumorBladder neck involved PrT QlBladder neck involvementPATHBladder neck involvement, Prostate TumorPrThr

Frequently asked questions

Code details

Code84906-7
SystemLOINC
Display nameBladder neck involvement Ql (Prostate tumor)
DescriptionBladder neck involvement
Short nameBladder neck involved PrT Ql
ComponentBladder neck involvement
PropertyPrThr
TimingPt
System (specimen)Prostate tumor
ScaleOrd
ClassPATH
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.58
Last changed2.71

Consumer names

Bladder neck involvement, Prostate Tumor

Part names

Bladder neck involvementPrThrPtProstate tumorOrdPresence 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 84906-7 | HealthAssure