LOINCActiveObservation

LOINC Code 80068-0: Mitral valve Maximum orifice area during diastole by US.2D.PSAX+Measured by planimetry

80068-0 is a LOINC code used to identify Mitral valve Maximum orifice area during diastole by US.2D.PSAX+Measured by planimetry 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 Orifice area.diastole.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 Orifice area.diastole.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.2D.PSAX+Measured by planimetry

What it does not mean

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

Key facts

  • Mitral valve Maximum orifice area during diastole by US.2D.PSAX+Measured by planimetry
  • Orifice area.diastole.max
  • 2D US; CARD.US; CARD.US.DICOM; Cardio; Cardiology; Dias; Dias.max; Diast; Diastoli; Echography; Heart Disease; Largest; Max orifice area dias; Maximal; Maximum; MV; MVA; Peak; Point in time; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound; Ultrasound - 2-dimensional; US.2D.PSAX+planimetry

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 orifice area during diastole by US.2D.PSAX+Measured by planimetryMV Max orifice area diastole PlanimetryOrifice area.diastole.maxCARD.US.DICOMAreaPtMitral valve

Frequently asked questions

Code details

Code80068-0
SystemLOINC
Display nameMitral valve Maximum orifice area during diastole by US.2D.PSAX+Measured by planimetry
DescriptionOrifice area.diastole.max
Short nameMV Max orifice area diastole Planimetry
ComponentOrifice area.diastole.max
PropertyArea
TimingPt
System (specimen)Mitral valve
ScaleQn
MethodUS.2D.PSAX+Measured by planimetry
ClassCARD.US.DICOM
Example unitscm2
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

Orifice area.diastole.maxAreaPtMitral valveQnUS.2D.PSAX+Measured by planimetryMaximum orifice area during diastolePoint 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.