LOINCActiveBoth

LOINC Code 76526-3: Ventilation rate by Carbon dioxide measurement

76526-3 is a LOINC code used to identify Ventilation rate by Carbon dioxide measurement 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 Breaths^on ventilator. It is commonly used with the system or sample type Respiratory system.

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 Breaths^on ventilator. It is commonly used with the system or sample type Respiratory system.

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
  • Order vs observation: Both
  • Method: Carbon dioxide measurement

What it does not mean

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

Key facts

  • Ventilation rate by Carbon dioxide measurement
  • Breaths^on ventilator
  • Breathing; CO2 meas; Count/time; Lung; Lungs; nRate; Number rate; Number Rate = Count/Time; Point in time; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; Respiratory rate; RS

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

Ventilation rate by Carbon dioxide measurementVent rate by CO2 measBreaths^on ventilatorPULMNRatPtRespiratory system

Frequently asked questions

Code details

Code76526-3
SystemLOINC
Display nameVentilation rate by Carbon dioxide measurement
DescriptionBreaths^on ventilator
Short nameVent rate by CO2 meas
ComponentBreaths^on ventilator
PropertyNRat
TimingPt
System (specimen)Respiratory system
ScaleQn
MethodCarbon dioxide measurement
ClassPULM
Example unitsbreaths/min
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.73

Part names

Breaths^on ventilatorNRatPtRespiratory systemQnCarbon dioxide measurementNumber RatePoint 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.