LOINCActiveObservation

LOINC Code 20189-7: Ventricular Cardiac index by US.cubed.calculated

20189-7 is a LOINC code used to identify Ventricular Cardiac index by US.cubed.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 Cardiac output/Body surface area. It is commonly used with the system or sample type Heart.ventricle.XXX.

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 Cardiac output/Body surface area. It is commonly used with the system or sample type Heart.ventricle.XXX.

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.cubed.calculated

What it does not mean

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

Key facts

  • Ventricular Cardiac index by US.cubed.calculated
  • Cardiac output/Body surface area
  • Bdy surface; bod; Bodies; BSA; Calc; Calculation; CARD.US; Cardiac; Cardio; Cardiology; CO; Echography; Heart Disease; Hrt; Hrt ventr; Misc; Miscellaneous; Other; Point in time; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; Spec; Surf; To be specified in another part of the message; ULS; Ultrasound; Unspecified; Ventricular; Volume rate/area; Volume Rate/Ratio

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

Ventricular Cardiac index by US.cubed.calculatedHrt ventr Cardiac index US.cubedCardiac output/Body surface areaCARD.USArVRatPtHeart.ventricle.XXX

Frequently asked questions

Code details

Code20189-7
SystemLOINC
Display nameVentricular Cardiac index by US.cubed.calculated
DescriptionCardiac output/Body surface area
Short nameHrt ventr Cardiac index US.cubed
ComponentCardiac output/Body surface area
PropertyArVRat
TimingPt
System (specimen)Heart.ventricle.XXX
ScaleQn
MethodUS.cubed.calculated
ClassCARD.US
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0m
Last changed2.34

Part names

Cardiac output/Body surface areaArVRatPtHeart.ventricle.XXXQnUS.cubed.calculatedVolume Rate/AreaPoint in time (spot)Heart ventricle XXXUltrasound.cubed.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.

LOINC Code 20189-7 | HealthAssure