LOINCActive

LOINC Code 33447-4: Ventilator airway circuit temperature

33447-4 is a LOINC code used to identify Ventilator airway circuit temperature 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 Temperature.airway. It is commonly used with the system or sample type Ventilator airway circuit.

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 Temperature.airway. It is commonly used with the system or sample type Ventilator airway circuit.

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

  • Ventilator airway circuit temperature
  • Temperature.airway
  • Airway Temp; Lung; Point in time; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; Temp; Temperature; Vent airway circuit; Vent away

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

Ventilator airway circuit temperatureVent airway circuit tempTemperature.airwayPULMTempPtVentilator airway circuit

Frequently asked questions

Code details

Code33447-4
SystemLOINC
Display nameVentilator airway circuit temperature
DescriptionTemperature.airway
Short nameVent airway circuit temp
ComponentTemperature.airway
PropertyTemp
TimingPt
System (specimen)Ventilator airway circuit
ScaleQn
ClassPULM
Example unitsDeg C
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

Temperature.airwayTempPtVentilator airway circuitQnTemperature airwayTemperaturePoint in time (spot)

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 33447-4 | HealthAssure