LOINCActiveObservation

LOINC Code 78178-1: Mitral valve Mean regurgitant pressure gradient by US.doppler

78178-1 is a LOINC code used to identify Mitral valve Mean regurgitant pressure gradient by US.doppler 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.mean. 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 pressure gradient.mean. 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

What it does not mean

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

Key facts

  • Mitral valve Mean regurgitant pressure gradient by US.doppler
  • Regurgitant pressure gradient.mean
  • Average; Avg; CARD.US; Cardio; Cardiology; DOP; DUPLEX; Echography; Grad; Heart Disease; Mean press grad; Mean regurg press gradient; MV; MVG; Point in time; Press grad; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound

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 Mean regurgitant pressure gradient by US.dopplerMV Mean regurg press gradient DOPRegurgitant pressure gradient.meanCARD.USPressDiffPtMitral valve

Frequently asked questions

Code details

Code78178-1
SystemLOINC
Display nameMitral valve Mean regurgitant pressure gradient by US.doppler
DescriptionRegurgitant pressure gradient.mean
Short nameMV Mean regurg press gradient DOP
ComponentRegurgitant pressure gradient.mean
PropertyPressDiff
TimingPt
System (specimen)Mitral valve
ScaleQn
MethodUS.doppler
ClassCARD.US
Example unitsmm Hg
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.67

Part names

Regurgitant pressure gradient.meanPressDiffPtMitral valveQnUS.dopplerMean regurgitant pressure gradientPressure DifferencePoint in time (spot)Ultrasound.doppler

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.