LOINCActive

LOINC Code 33433-4: Pop off setting [Pressure] Ventilator alarm

33433-4 is a LOINC code used to identify Pop off setting [Pressure] 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 Pop off 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 Pop off 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

Pop off setting [Pressure] Ventilator alarm
Pop off setting
Detects when there is a break in the ventilator circuit, typically at the point of entry to the patient. Thus the name "Pop Off" when the connection pops off the patient.Bunnell/Bird, Infant Star, Newport Breeze, Sechrist, Bird VIP"Pop Off CmH20".
Lung; Point in time; Pressure; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; Vent alarm

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

Pop off setting [Pressure] Ventilator alarmPop off setting Vent alarmPop off settingPULMPresPtVentilator.alarm

Frequently asked questions

Code details

Code33433-4
SystemLOINC
Display namePop off setting [Pressure] Ventilator alarm
DescriptionPop off setting
Short namePop off setting Vent alarm
ComponentPop off setting
PropertyPres
TimingPt
System (specimen)Ventilator.alarm
ScaleQn
ClassPULM
Example unitscm H2O
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.09
Last changed2.70

Part names

Pop off settingPresPtVentilator.alarmQnPressurePoint 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 33433-4 | HealthAssure