LOINCActive

LOINC Code 33436-7: Drive pressure Servo ventilator

33436-7 is a LOINC code used to identify Drive pressure Servo 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 Pressure.drive. It is commonly used with the system or sample type Ventilator.servo.

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 Pressure.drive. It is commonly used with the system or sample type Ventilator.servo.

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

  • Drive pressure Servo ventilator
  • Pressure.drive
  • Servo Pressure is not in direct control of the human operator of the ventilator and is regulated by the ventilator's microprocessor. It indicates the amount of gas flow that must be produced to meet the requested PIP, Rate and On-Time settings.
  • Drive Pres; Lung; Point in time; Pressure; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; Servo vent

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

Drive pressure Servo ventilatorDrive Pres Servo ventPressure.drivePULMPresPtVentilator.servo

Frequently asked questions

Code details

Code33436-7
SystemLOINC
Display nameDrive pressure Servo ventilator
DescriptionPressure.drive
Short nameDrive Pres Servo vent
ComponentPressure.drive
PropertyPres
TimingPt
System (specimen)Ventilator.servo
ScaleQn
ClassPULM
Example unitspsi
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

Pressure.drivePresPtVentilator.servoQnPressure drivePressurePoint in time (spot)Ventilator servo

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 33436-7 | HealthAssure