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 20251-5: Pulmonic valve Maximum regurgitant pressure gradient by US.calculated

Name: LOINC Code 20251-5: Pulmonic valve Maximum regurgitant pressure gradient by US.calculated
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:28.846Z

20251-5 is a LOINC code used to identify Pulmonic valve Maximum regurgitant pressure gradient by US.calculated 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 Regurgitant pressure gradient.max. It is commonly used with the system or sample type Pulmonic valve.

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 Regurgitant pressure gradient.max. It is commonly used with the system or sample type Pulmonic valve.

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.calculated

What it does not mean

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

Key facts

Pulmonic valve Maximum regurgitant pressure gradient by US.calculated
Regurgitant pressure gradient.max
Calc; Calculation; CARD.US; Cardio; Cardiology; Echography; Grad; Heart Disease; Largest; Max regurg press gradient; Maximal; Maximum; Peak; Peak press grad; Point in time; Press grad; PV; PVG; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound; US Calc; US+Calc

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

Pulmonic valve Maximum regurgitant pressure gradient by US.calculatedPV Max regurg press gradient US CalcRegurgitant pressure gradient.maxCARD.USPressDiffPtPulmonic valve

Frequently asked questions

Code details

Code20251-5

SystemLOINC

Display namePulmonic valve Maximum regurgitant pressure gradient by US.calculated

DescriptionRegurgitant pressure gradient.max

Short namePV Max regurg press gradient US Calc

ComponentRegurgitant pressure gradient.max

PropertyPressDiff

TimingPt

System (specimen)Pulmonic valve

ScaleQn

MethodUS.calculated

ClassCARD.US

Example unitsmm Hg

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0m

Last changed2.67

Part names

Regurgitant pressure gradient.maxPressDiffPtPulmonic valveQnUS.calculatedMaximum regurgitant pressure gradientPressure DifferencePoint in time (spot)Ultrasound.calculated

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.