LOINCActive

LOINC Code 19990-1: Minimum oxygen setting Ventilator alarm

19990-1 is a LOINC code used to identify Minimum oxygen setting Ventilator alarm 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 min setting. It is commonly used with the system or sample type Ventilator.alarm.

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 min setting. It is commonly used with the system or sample type Ventilator.alarm.

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

  • Minimum oxygen setting Ventilator alarm
  • Oxygen min setting
  • Flow; Lung; Minimal; minimum; O2; O2 min setting; Point in time; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; tO2; Vent alarm; Volume rate; vRate

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

Minimum oxygen setting Ventilator alarmO2 min setting Vent alarmOxygen min settingPULMVRatPtVentilator.alarm

Frequently asked questions

Code details

Code19990-1
SystemLOINC
Display nameMinimum oxygen setting Ventilator alarm
DescriptionOxygen min setting
Short nameO2 min setting Vent alarm
ComponentOxygen min setting
PropertyVRat
TimingPt
System (specimen)Ventilator.alarm
ScaleQn
ClassPULM
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.29

Part names

Oxygen min settingVRatPtVentilator.alarmQnVolume RatePoint in time (spot)Ventilator alarm

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 19990-1 | HealthAssure