LOINCActiveObservation

LOINC Code 81402-0: Left ventricular Maximum strain by US 3D

81402-0 is a LOINC code used to identify Left ventricular Maximum strain by US 3D 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 Strain.max. It is commonly used with the system or sample type Heart.ventricle.left.

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 Strain.max. It is commonly used with the system or sample type Heart.ventricle.left.

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.3D

What it does not mean

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

Key facts

  • Left ventricular Maximum strain by US 3D
  • Strain.max
  • 3D US; CARD.US; Cardiac; Cardio; Cardiology; Echography; Heart Disease; Hrt; Hrt ventr; L; Largest; Length Ratio; LT; LV; Max strain; Maximal; Maximum; Peak; Point in time; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound; Ventricular

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

Left ventricular Maximum strain by US 3DLV Max strain 3D USStrain.maxCARD.USLenRtoPtHeart.ventricle.left

Frequently asked questions

Code details

Code81402-0
SystemLOINC
Display nameLeft ventricular Maximum strain by US 3D
DescriptionStrain.max
Short nameLV Max strain 3D US
ComponentStrain.max
PropertyLenRto
TimingPt
System (specimen)Heart.ventricle.left
ScaleQn
MethodUS.3D
ClassCARD.US
Example units%
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.71

Part names

Strain.maxLenRtoPtHeart.ventricle.leftQnUS.3DMaximum strainLength RatioPoint in time (spot)Heart ventricle - leftUS 3D

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 81402-0 | HealthAssure