LOINCActiveObservation

LOINC Code 15315-5: Prostate Volume by derived by planimetry (US)

15315-5 is a LOINC code used to identify Prostate Volume by derived by planimetry (US) 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 Volume. It is commonly used with the system or sample type Prostate.

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 Volume. It is commonly used with the system or sample type Prostate.

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: US.derived.PLN

What it does not mean

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

Key facts

  • Prostate Volume by derived by planimetry (US)
  • Volume
  • For this method, a number of parallel B-mode images are recorded which cover the prostate. The prostate is outlined in each image. The system then estimates the volume of the prostate based on these parallel sections. Units in cm3.
  • der US; Echography; Genitourinary; GU; Point in time; Prost; Prostatic; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound; URO; UROLOGIC.ULTRASOUND; Urology; Vol; Volume

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

Prostate Volume by derived by planimetry (US)Volume Prostate US.derived.PLNVolumeUS.UROVolPtProstate

Frequently asked questions

Code details

Code15315-5
SystemLOINC
Display nameProstate Volume by derived by planimetry (US)
DescriptionVolume
Short nameVolume Prostate US.derived.PLN
ComponentVolume
PropertyVol
TimingPt
System (specimen)Prostate
ScaleQn
MethodUS.derived.PLN
ClassUS.URO
Example unitscm3
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0k
Last changed2.48

Part names

VolumeVolPtProstateQnUS.derived.PLNPoint in time (spot)Ultrasound.derived.PLN

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 15315-5 | HealthAssure