What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCObservation

LOINC Code 44612-0: Deprecated Oxygen saturation (Episode maximum) in Capillary blood Oximetry

Name: LOINC Code 44612-0: Deprecated Oxygen saturation (Episode maximum) in Capillary blood Oximetry
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:30.172Z

44612-0 is a LOINC code used to identify Deprecated Oxygen saturation (Episode maximum) in Capillary blood Oximetry 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 BldC.

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 BldC.

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: DEPRECATED
Order vs observation: Observation
Method: Oximetry

What it does not mean

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

Key facts

Deprecated Oxygen saturation (Episode maximum) in Capillary blood Oximetry
Oxygen saturation
Blood - capillary; Cap bld; Cap blood; Capillary bld; Capillary blood; Finger stick; Hemodynamics; HEMODYNAMICS.MOLEC; Mass Fraction; Maximum; O2; Percent; QNT; Quan; Quant; Quantitative; SaO2; SAT; Satn; SO2; tO2

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

Deprecated Oxygen saturation (Episode maximum) in Capillary blood OximetryDeprecated SaO2 Episode Max % BldC OximeOxygen saturationHEMODYN.MOLECMFrEpisode^maxBldC

Frequently asked questions

Code details

Code44612-0

SystemLOINC

Display nameDeprecated Oxygen saturation (Episode maximum) in Capillary blood Oximetry

DescriptionOxygen saturation

Short nameDeprecated SaO2 Episode Max % BldC Oxime

ComponentOxygen saturation

PropertyMFr

TimingEpisode^max

System (specimen)BldC

ScaleQn

MethodOximetry

ClassHEMODYN.MOLEC

Example units%

StatusDEPRECATED

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.17

Last changed2.54

Part names

Oxygen saturationMFrEpisode^maxBldCQnOximetryMass fractionBlood capillary

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.