LOINC

LOINC Code 19940-6: Deprecated Minimum gas flow Respiratory system airway --pre therapy

19940-6 is a LOINC code used to identify Deprecated Minimum gas flow Respiratory system airway --pre therapy 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 Gas flow.min^pre therapy. It is commonly used with the system or sample type Respiratory system.airway.

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 Gas flow.min^pre therapy. It is commonly used with the system or sample type Respiratory system.airway.

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

What it does not mean

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

Key facts

  • Deprecated Minimum gas flow Respiratory system airway --pre therapy
  • Gas flow.min^pre therapy
  • Before; Breathing; Dynamic; Flow; Gases; Lung; Lungs; Minimal; minimum; Point in time; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; RS; 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

Deprecated Minimum gas flow Respiratory system airway --pre therapyDeprecated Gas flow.min pre therapy AirwGas flow.min^pre therapyPULMVRatPtRespiratory system.airway

Frequently asked questions

Code details

Code19940-6
SystemLOINC
Display nameDeprecated Minimum gas flow Respiratory system airway --pre therapy
DescriptionGas flow.min^pre therapy
Short nameDeprecated Gas flow.min pre therapy Airw
ComponentGas flow.min^pre therapy
PropertyVRat
TimingPt
System (specimen)Respiratory system.airway
ScaleQn
ClassPULM
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.40

Part names

Gas flow.min^pre therapyVRatPtRespiratory system.airwayQnVolume RatePoint in time (spot)Respiratory system airway

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 19940-6 | HealthAssure