LOINCActive

LOINC Code 8846-8: Right ventricular outflow tract Oxygen saturation

8846-8 is a LOINC code used to identify Right ventricular outflow tract Oxygen saturation 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 Oxygen saturation. It is commonly used with the system or sample type Heart.ventricle.right.outflow tract.

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 Oxygen saturation. It is commonly used with the system or sample type Heart.ventricle.right.outflow tract.

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

What it does not mean

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

Key facts

  • Right ventricular outflow tract Oxygen saturation
  • Oxygen saturation
  • Cardiac; Cardio; Cardiology; Heart Disease; Hemodynamics; HEMODYNAMICS.MOLEC; Hrt; Hrt ventr; Lung; Mass Fraction; O2; Percent; Point in time; Pulmonary; Pulmonology; QNT; Quan; Quant; Quantitative; R; Random; Respiratory; RT; RV; RVOT; SaO2; SAT; Satn; SO2; tO2; 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

Right ventricular outflow tract Oxygen saturationSaO2 % RVOTOxygen saturationHEMODYN.MOLECMFrPtHeart.ventricle.right.outflow tract

Frequently asked questions

Code details

Code8846-8
SystemLOINC
Display nameRight ventricular outflow tract Oxygen saturation
DescriptionOxygen saturation
Short nameSaO2 % RVOT
ComponentOxygen saturation
PropertyMFr
TimingPt
System (specimen)Heart.ventricle.right.outflow tract
ScaleQn
ClassHEMODYN.MOLEC
Example units%
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(3)
Last changed2.40

Part names

Oxygen saturationMFrPtHeart.ventricle.right.outflow tractQnMass fractionPoint in time (spot)Heart ventricle Right outflow tract

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 8846-8 | HealthAssure