What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActive

LOINC Code 20115-2: Tidal volume.spontaneous/Body weight [Volume/mass] --on ventilator

Name: LOINC Code 20115-2: Tidal volume.spontaneous/Body weight [Volume/mass] --on ventilator
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:28.845Z

20115-2 is a LOINC code used to identify Tidal volume.spontaneous/Body weight [Volume/mass] --on ventilator 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 Tidal volume.spontaneous/Body weight^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 Tidal volume.spontaneous/Body weight^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

What it does not mean

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

Key facts

Tidal volume.spontaneous/Body weight [Volume/mass] --on ventilator
Tidal volume.spontaneous/Body weight^on ventilator
Bdy weight; bod; Bodies; Breathing; BW; Lung; Lungs; Point in time; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; RS; Spont VT; TV; Vol; Volume content; Vt; Wt

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

Tidal volume.spontaneous/Body weight [Volume/mass] --on ventilatorSpont VT/BW on vent VCntTidal volume.spontaneous/Body weight^on ventilatorPULMVCntPtRespiratory system

Frequently asked questions

Code details

Code20115-2

SystemLOINC

Display nameTidal volume.spontaneous/Body weight [Volume/mass] --on ventilator

DescriptionTidal volume.spontaneous/Body weight^on ventilator

Short nameSpont VT/BW on vent VCnt

ComponentTidal volume.spontaneous/Body weight^on ventilator

PropertyVCnt

TimingPt

System (specimen)Respiratory system

ScaleQn

ClassPULM

Example unitsmL/lb; mL/kg

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0m

Last changed2.48

Part names

Tidal volume.spontaneous/Body weight^on ventilatorVCntPtRespiratory systemQnVolume ContentPoint 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.