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 80057-3: Mitral valve Maximum regurgitant blood flow rate during systole by US.doppler+Calculated by PISA method

Name: LOINC Code 80057-3: Mitral valve Maximum regurgitant blood flow rate during systole by US.doppler+Calculated by PISA method
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:01.839Z

80057-3 is a LOINC code used to identify Mitral valve Maximum regurgitant blood flow rate during systole by US.doppler+Calculated by PISA method 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 blood flow rate.systole.max. It is commonly used with the system or sample type Mitral 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 blood flow rate.systole.max. It is commonly used with the system or sample type Mitral 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.doppler+Calculated by PISA method

What it does not mean

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

Key facts

Mitral valve Maximum regurgitant blood flow rate during systole by US.doppler+Calculated by PISA method
Regurgitant blood flow rate.systole.max
Bld flow; Bld flow rate; Calc; Calculation; CARD.US; CARD.US.DICOM; Cardio; Cardiology; DOP; DUPLEX; Dynamic; Echography; Flow; Heart Disease; Largest; Max regurg rate sys; Maximal; Maximum; MV; Peak; Point in time; Proximal Isovelocity Surface Area; QNT; Quan; Quant; Quantitative; Random; Regurg bld flow rate; Sonogram; Sonograph; Sonography; Sys; Sys.max; Syst; ULS; Ultrasound; Volume Rate; vRate

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

Mitral valve Maximum regurgitant blood flow rate during systole by US.doppler+Calculated by PISA methodMV Max regurg rate sys PISARegurgitant blood flow rate.systole.maxCARD.US.DICOMVRatPtMitral valve

Frequently asked questions

Code details

Code80057-3

SystemLOINC

Display nameMitral valve Maximum regurgitant blood flow rate during systole by US.doppler+Calculated by PISA method

DescriptionRegurgitant blood flow rate.systole.max

Short nameMV Max regurg rate sys PISA

ComponentRegurgitant blood flow rate.systole.max

PropertyVRat

TimingPt

System (specimen)Mitral valve

ScaleQn

MethodUS.doppler+Calculated by PISA method

ClassCARD.US.DICOM

Example unitsmL/s

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.54

Last changed2.67

Part names

Regurgitant blood flow rate.systole.maxVRatPtMitral valveQnUS.doppler+Calculated by PISA methodMaximum regurgitant blood flow rate during systoleVolume RatePoint 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.